APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

Willke, J. C., and Barbara Willke. Handbook on Abortion. 2. printing revised. Hiltz Publishing Co, 1971.