Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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