Organski, A.F.K.
World politics
Alfred A. Knopf, 1969
Buku Teks
Russell, Sir E. John
World population and world food supplies
George Allen and Unwin, 1961
Buku Teks
Population: challenging world crisis
edited by Bernard Berelson
Information Agency, 1975
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The world population dilemma
Population Reference Bureau, Inc., 1972
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World Population Trend and Policies
0, 1980
Buku Teks