Leighton, A. J. (1976). Population Education: A Selective Annotated Bibliography for United States Schools. Revised.
Citazione stile Chigago Style (17a edizione)Leighton, Andrew J. Population Education: A Selective Annotated Bibliography for United States Schools. Revised. 1976.
Citatione MLA (9a ed.)Leighton, Andrew J. Population Education: A Selective Annotated Bibliography for United States Schools. Revised. 1976.
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