Cita APA (7a ed.)

Van Wyk, H. (1997). Painting flowers: The Van Wyk way. Art Instruction Associates.

Cita Chicago Style (17a ed.)

Van Wyk, Helen. Painting Flowers: The Van Wyk Way. Rockport, Mass: Art Instruction Associates, 1997.

Cita MLA (9a ed.)

Van Wyk, Helen. Painting Flowers: The Van Wyk Way. Art Instruction Associates, 1997.