Littlewood, T. B. (1977). The politics of population control. University of Notre Dame Press.
Lua i Stíl Chicago (17ú heag.)Littlewood, Thomas B. The Politics of Population Control. Notre Dame, Indiana: University of Notre Dame Press, 1977.
Lua MLA (9ú heag.)Littlewood, Thomas B. The Politics of Population Control. University of Notre Dame Press, 1977.
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