Immelman, K. L., & Schelpe, E. A. C. L. E. (2016). A revision of the South African species of Holothrix Rich. ex Lindl. (Orchidaceae). University of Cape Town.
Chicago Style (17th ed.) CitationImmelman, Kathleen Leonore, and E A C L E. Schelpe. A Revision of the South African Species of Holothrix Rich. Ex Lindl. (Orchidaceae). University of Cape Town, 2016.
MLA (8th ed.) CitationImmelman, Kathleen Leonore, and E A C L E. Schelpe. A Revision of the South African Species of Holothrix Rich. Ex Lindl. (Orchidaceae). University of Cape Town, 2016.
Warning: These citations may not always be 100% accurate.