APA (7e ed.) Bronvermelding

Pregill, P., & Volkman, N. (1993). Landscapes in history: Design and planning in the western tradition. Van Nostrand Reinhold.

Chicago (17e ed.) Bronvermelding

Pregill, Philip, en Nancy Volkman. Landscapes in History: Design and Planning in the Western Tradition. New York: Van Nostrand Reinhold, 1993.

MLA (9e ed.) Bronvermelding

Pregill, Philip, en Nancy Volkman. Landscapes in History: Design and Planning in the Western Tradition. Van Nostrand Reinhold, 1993.