Cita APA

Royal Horticultural Society & Brickell, C. (2006). The Royal Horticultural Society encyclopedia of plants and flowers (4th ed.). Dorling Kindersley.

Citación estilo Chicago

Royal Horticultural Society and Christopher Brickell. The Royal Horticultural Society Encyclopedia of Plants and Flowers. 4th ed. London: Dorling Kindersley, 2006.

Cita MLA

Royal Horticultural Society and Christopher Brickell. The Royal Horticultural Society Encyclopedia of Plants and Flowers. 4th ed. Dorling Kindersley, 2006.