APA (7th ed.) Citation

Shaffer, P. (1990). Painting with four tubes of paint A simplified palette for watercolorists. Watson-Guptill Pub.

Chicago Style (17th ed.) Citation

Shaffer, Phillip. Painting with Four Tubes of Paint A Simplified Palette for Watercolorists. Watson-Guptill Pub, 1990.

MLA (8th ed.) Citation

Shaffer, Phillip. Painting with Four Tubes of Paint A Simplified Palette for Watercolorists. Watson-Guptill Pub, 1990.

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