Cita APA

Willke, J. C. 1., & Willke, B. (1971). Handbook on abortion (2. printing revised.). Cincinnati (Ohio): Hiltz Publishing Co.

Citación estilo Chicago

Willke, J. C. 1925-2015, and Barbara Willke. Handbook On Abortion. 2. printing revised. Cincinnati (Ohio): Hiltz Publishing Co, 1971.

Cita MLA

Willke, J. C. 1925-2015, and Barbara Willke. Handbook On Abortion. 2. printing revised. Cincinnati (Ohio): Hiltz Publishing Co, 1971.