APA (7th ed.) Citation

Giffen, H. S. (1955). Casas & courtyards: Historic adobe houses of California ([1st California ed.].). Biobooks.

Chicago Style (17th ed.) Citation

Giffen, Helen S. Casas & Courtyards: Historic Adobe Houses of California. [1st California ed.]. Oakland, Calif.: Biobooks, 1955.

MLA (9th ed.) Citation

Giffen, Helen S. Casas & Courtyards: Historic Adobe Houses of California. [1st California ed.]. Biobooks, 1955.