Cita APA (7a ed.)

Burnie, G., & Burrell, C. C. (2001). Encyclopedia of annuals and perennials. Fog City Press.

Cita Chicago Style (17a ed.)

Burnie, Geoffrey, y C. Colston Burrell. Encyclopedia of Annuals and Perennials. San Francisco, Calif.: Fog City Press, 2001.

Cita MLA (8a ed.)

Burnie, Geoffrey, y C. Colston Burrell. Encyclopedia of Annuals and Perennials. Fog City Press, 2001.

Precaución: Estas citas no son 100% exactas.