APA (7th ed.) Citation

Blake, W., & Blake, W. D. b. (1981). Landscape drawing. Watson-Guptill.

Chicago Style (17th ed.) Citation

Blake, Wendon, and Wendon. Drawing book Blake. Landscape Drawing. New York: Watson-Guptill, 1981.

MLA (9th ed.) Citation

Blake, Wendon, and Wendon. Drawing book Blake. Landscape Drawing. Watson-Guptill, 1981.