APA (7th ed.) Citation

Royal Botanic Gardens, Kew. Herbarium, & Brummitt, R. K. (1992). Vascular plant families and genera. Royal Botanic Gardens, Kew.

Chicago Style (17th ed.) Citation

Royal Botanic Gardens, Kew. Herbarium, and R. K. Brummitt. Vascular Plant Families and Genera. Kew: Royal Botanic Gardens, Kew, 1992.

MLA (9th ed.) Citation

Royal Botanic Gardens, Kew. Herbarium, and R. K. Brummitt. Vascular Plant Families and Genera. Royal Botanic Gardens, Kew, 1992.