Malthus, Thomas Robert
An essay on population / Thomas Robert Malthus
J. M. Dent & Sons, 1952
 Buku Teks
Malthus, Thomas Robert
Population: the first essay / Thomas Robert Malthus
The University of Michigan Press, 1964
 Buku Teks
Petersen, William
Population
Macmillan, 1961
 Buku Teks
Petersen, William
Population
Macmillan, 1969
 Buku Teks
Petersen, William
Population
Macmillan, 1969
 Buku Teks