Lawton, D. (1971). Population education and the younger generation. International Planned Parenthood Federation.
Citace podle Chicago (17th ed.)Lawton, Denis. Population Education and the Younger Generation. London: International Planned Parenthood Federation, 1971.
Citace podle MLA (9th ed.)Lawton, Denis. Population Education and the Younger Generation. International Planned Parenthood Federation, 1971.
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