 | George R. Drysdale - 1877 - 622 стор.
...first endeavour to ascertain, what would be the natural increase ot population, if left to exert itself with perfect freedom : and what might be expected to be the rate ot increase in the productions of the earth, under tli3 most favourable circumtances of human industry.... | |
 | Thomas Robert Malthus - 1894 - 166 стор.
...we endeavour to ascertain what would be the natural increase of population if left to exert itself with perfect freedom ; and what might be expected to be the rate of increase in the productions of the earth, under the most favourable circumstances of human industry.... | |
 | David Josiah Brewer - 1900 - 468 стор.
...we endeavor to ascertain what would be the natural increase of population, if left to exert itself with perfect freedom; and what might be expected to be the rate of increase in the productions of the earth, under the most favorable circumstances of human industry.... | |
 | David Josiah Brewer - 1902 - 450 стор.
...we endeavor to ascertain what would be the natural increase of population, if left to exert itself with perfect freedom; and what might be expected to be the rate of increase in the productions of the earth, under the most favorable circumstances of human industry.... | |
 | John Clark Ridpath - 1903 - 544 стор.
...we endeavor to ascertain what would be the natural increase of population if left to extend itself with perfect freedom ; and what might be expected to be the rate of increase in the productions of the earth under the most favorable conditions of human industry. It... | |
 | Oliver Joseph Thatcher - 1907 - 506 стор.
...we endeavour to ascertain what would be the natural increase of population if left to exert itself with perfect freedom; and what might be expected to be the rate of increase in the productions of the earth, under the most favourable circumstances of human industry.... | |
 | Albert Benedict Wolfe - 1916 - 828 стор.
...we endeavor to ascertain what would be the natural increase of population, if left to exert itself with perfect freedom ; and what might be expected to be the rate of increase in the productions of the earth, under the most favorable circumstances of human'industry.... | |
 | Clarence Marsh Case - 1924 - 1026 стор.
...we endeavor to ascertain what would be the natural increase of population, if left to exert itself with perfect freedom; and what might be expected to be the rate of increase in the productions of the earth, under the most favorable circumstances of human industry.... | |
 | Charles Darwin - 1996 - 382 стор.
...we endeavour to ascertain what would be the natural increase of population, if left to exert itself with perfect freedom; and what might be expected to be the rate of increase in the productions of the earth, under the most favourable circumstances of human industry.... | |
 | Charles Darwin - 2003 - 676 стор.
...we endeavour to ascertain what would be the natural increase of population, if left to exert itself with perfect freedom; and what might be expected to be the rate of increase in the productions of the earth, under the most favourable circumstances of human industry.... | |
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... to ascertain what would be the natural increase of population if left to exert itself with perfect freedom; and what might be expected to be the rate of increase in the productions of the earth under the most favourable circumstances of human industry. 
