Cita APA (7th ed.)

Watson, E. W. (1992). Creative perspective for artists and illustrators: By Ernest W. Watson. Dover Publ..

Cita Chicago (17th ed.)

Watson, Ernest W. Creative Perspective for Artists and Illustrators: By Ernest W. Watson. New York: Dover Publ., 1992.

Cita MLA (8th ed.)

Watson, Ernest W. Creative Perspective for Artists and Illustrators: By Ernest W. Watson. Dover Publ., 1992.