APA (7th ed.) Citation

Smith, R. (1993). An introduction to watercolour. Dorling Kindersley Book.

Chicago Style (17th ed.) Citation

Smith, Ray. An Introduction to Watercolour. Londo: Dorling Kindersley Book, 1993.

MLA (9th ed.) Citation

Smith, Ray. An Introduction to Watercolour. Dorling Kindersley Book, 1993.