APA (7th ed.) Citation

Biggs, B., & Marshall, L. (1979). Watercolor workbook. North Light.

Chicago Style (17th ed.) Citation

Biggs, Bud, and Lois Marshall. Watercolor Workbook. Westport, Conn: North Light, 1979.

MLA (9th ed.) Citation

Biggs, Bud, and Lois Marshall. Watercolor Workbook. North Light, 1979.

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