APA (7th ed.) Citation

Duffy, F., & Wankum, A. (1971). Office landscaping. [Anbar].

Chicago Style (17th ed.) Citation

Duffy, Francis, and A. Wankum. Office Landscaping. [London]: [Anbar], 1971.

MLA (9th ed.) Citation

Duffy, Francis, and A. Wankum. Office Landscaping. [Anbar], 1971.