APA (7th ed.) Citation

Willke, J. C., & Willke, B. (1983). Abortion: Questions & answers. Hayes.

Chicago Style (17th ed.) Citation

Willke, J. C., and Barbara Willke. Abortion: Questions & Answers. Cincinnati: Hayes, 1983.

MLA (9th ed.) Citation

Willke, J. C., and Barbara Willke. Abortion: Questions & Answers. Hayes, 1983.

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