APA (7th ed.) Citation

Goldsmith, Buckley, C., & Chen, L. (1980). Watercolor bold & free. Watson-Guptill Publications.

Chicago Style (17th ed.) Citation

Goldsmith, Connie Buckley, and Lydia Chen. Watercolor Bold & Free. New York: Watson-Guptill Publications, 1980.

MLA (9th ed.) Citation

Goldsmith, et al. Watercolor Bold & Free. Watson-Guptill Publications, 1980.