APA (7th ed.) Citation

Richmond, L., & Littlejohns, J. (1970). Fundamentals of watercolor painting. Watson-Guptill Publications.

Chicago Style (17th ed.) Citation

Richmond, Leonard, and J. Littlejohns. Fundamentals of Watercolor Painting. New York: Watson-Guptill Publications, 1970.

MLA (9th ed.) Citation

Richmond, Leonard, and J. Littlejohns. Fundamentals of Watercolor Painting. Watson-Guptill Publications, 1970.