APA (7th ed.) Citation

Lenkert, E. (2015). Frommer's easy guide to San Francisco. Frommer Media.

Chicago Style (17th ed.) Citation

Lenkert, Erika. Frommer's Easy Guide to San Francisco. New York: Frommer Media, 2015.

MLA (9th ed.) Citation

Lenkert, Erika. Frommer's Easy Guide to San Francisco. Frommer Media, 2015.