APA (7th ed.) Citation

Ballard, F., & Hooker, W. J. (1934). Species minus cognita a F. Ballard descripta: Tabula 3250. Rhynchospora confusa Ballard (Cyperaceae, Tribus Rhynchosporaceae) ([Sonderdruck].). [Royal Botanic Gardens Kew].

Chicago Style (17th ed.) Citation

Ballard, Francis, and William Jackson Hooker. Species Minus Cognita a F. Ballard Descripta: Tabula 3250. Rhynchospora Confusa Ballard (Cyperaceae, Tribus Rhynchosporaceae). [Sonderdruck]. [Kew, Richmond, Surrey]: [Royal Botanic Gardens Kew], 1934.

MLA (9th ed.) Citation

Ballard, Francis, and William Jackson Hooker. Species Minus Cognita a F. Ballard Descripta: Tabula 3250. Rhynchospora Confusa Ballard (Cyperaceae, Tribus Rhynchosporaceae). [Sonderdruck]. [Royal Botanic Gardens Kew], 1934.