Cita APA (7a ed.)

Bryant, G., & Rodd, T. (2011). Annuals and perennials: A gardener's encyclopedia. Firefly Books.

Cita Chicago Style (17a ed.)

Bryant, Geoff, y Tony Rodd. Annuals and Perennials: A Gardener's Encyclopedia. Richmond Hill, Ont.: Firefly Books, 2011.

Cita MLA (8a ed.)

Bryant, Geoff, y Tony Rodd. Annuals and Perennials: A Gardener's Encyclopedia. Firefly Books, 2011.

Precaución: Estas citas no son 100% exactas.