APA (7th ed.) Citation

Alexander, A., & Sharples, R. W. (1990). Ethical problems (1. publ.). Duckworth.

Chicago Style (17th ed.) Citation

Alexander, Aphrodisiensis, and Robert W. Sharples. Ethical Problems. 1. publ. London: Duckworth, 1990.

MLA (8th ed.) Citation

Alexander, Aphrodisiensis, and Robert W. Sharples. Ethical Problems. 1. publ. Duckworth, 1990.

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