APA (7th ed.) Citation

Vermeulen, J. J. (1987). A taxonomic revision of the continental African Bulbophyllinae. E.J. Brill.

Chicago Style (17th ed.) Citation

Vermeulen, J. J. A Taxonomic Revision of the Continental African Bulbophyllinae. Leiden ; New York: E.J. Brill, 1987.

MLA (9th ed.) Citation

Vermeulen, J. J. A Taxonomic Revision of the Continental African Bulbophyllinae. E.J. Brill, 1987.