Cita APA (7th ed.)

Karlen, M. (1993). Space planning basics. Van Nostrand Reinhold.

Cita Chicago (17th ed.)

Karlen, Mark. Space Planning Basics. New York (N.Y.): Van Nostrand Reinhold, 1993.

Cita MLA (9th ed.)

Karlen, Mark. Space Planning Basics. Van Nostrand Reinhold, 1993.