APA (7th ed.) Citation

Hoefer, H., & Cunningham, H. (1988). San Francisco. APA Publications.

Chicago Style (17th ed.) Citation

Hoefer, Hans, and Hilary Cunningham. San Francisco. Singapore: APA Publications, 1988.

MLA (9th ed.) Citation

Hoefer, Hans, and Hilary Cunningham. San Francisco. APA Publications, 1988.

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