APA (7th ed.) Citation

Van Hasselt, T. (1982). Outdoor watercolor workshop. Watson-Guptill Publications.

Chicago Style (17th ed.) Citation

Van Hasselt, Tony. Outdoor Watercolor Workshop. New York, NY: Watson-Guptill Publications, 1982.

MLA (9th ed.) Citation

Van Hasselt, Tony. Outdoor Watercolor Workshop. Watson-Guptill Publications, 1982.

Warning: These citations may not always be 100% accurate.