Petersen, William
Population
Macmillan, 1961
Buku Teks
Petersen, William
Population
Macmillan, 1969
Buku Teks
Petersen, William
Population
Macmillan, 1969
Buku Teks SO
Wrong, Dennis H
Population and society
Random House, 1985
Buku Teks
Thompson, Warren S.
Population problems
McGraw-Hill, 1970
Buku Teks SO