APA (7th ed.) Citation

Watson, E. W. (1985). The art of pencil drawing. Watson-Guptill.

Chicago Style (17th ed.) Citation

Watson, Ernest William. The Art of Pencil Drawing. New York: Watson-Guptill, 1985.

MLA (9th ed.) Citation

Watson, Ernest William. The Art of Pencil Drawing. Watson-Guptill, 1985.