APA Edition Citation

Leridon, H. a. M., & Menken, J.. (1978). Natural Fertility: Fecondite Naturelle. International Union.

Chicago Edition Citation

Leridon, Henri and Menken, and Jane Menken. Natural Fertility: Fecondite Naturelle. : International Union, 1978.

MLA Edition Citation

Leridon, Henri and Menken, and Jane Menken. Natural Fertility: Fecondite Naturelle. International Union, 1978.

Warning: These citations may not always be 100% accurate.