Cita APA (7th ed.)

Schackelford, B. (1980). Experimental watercolor techniques. Watson-Guptill.

Cita Chicago (17th ed.)

Schackelford, Bud. Experimental Watercolor Techniques. New York: Watson-Guptill, 1980.

Cita MLA (9th ed.)

Schackelford, Bud. Experimental Watercolor Techniques. Watson-Guptill, 1980.