APA (7th ed.) Citation

Welling, R. (1974). Drawing with markers. Watson-Guptill Publications.

Chicago Style (17th ed.) Citation

Welling, Richard. Drawing with Markers. New York: Watson-Guptill Publications, 1974.

MLA (9th ed.) Citation

Welling, Richard. Drawing with Markers. Watson-Guptill Publications, 1974.