Griffith, G. T. (1967). Population problems of the age of Malthus (2nd ed.). A. M. Kelley.
Chicago Style aipamenaGriffith, Grosvenor Talbot. Population Problems of the Age of Malthus. 2nd ed. New York: A. M. Kelley, 1967.
MLA aipamenaGriffith, Grosvenor Talbot. Population Problems of the Age of Malthus. 2nd ed. A. M. Kelley, 1967.
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