APA (7th ed.) Citation

Worth, L. (1977). The practice of watercolour painting. Pitman Pub. ; Watson-Guptill Publications.

Chicago Style (17th ed.) Citation

Worth, Leslie. The Practice of Watercolour Painting. London : New York: Pitman Pub. ; Watson-Guptill Publications, 1977.

MLA (9th ed.) Citation

Worth, Leslie. The Practice of Watercolour Painting. Pitman Pub. ; Watson-Guptill Publications, 1977.

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