APA-Zitierstil (7. Ausg.)

Webster, P. (1992). The orchid genus book: A study guide for the orchid family. American Orchid Soc.

Chicago-Zitierstil (17. Ausg.)

Webster, Patsy. The Orchid Genus Book: A Study Guide for the Orchid Family. West Palm Beach, Fl: American Orchid Soc, 1992.

MLA-Zitierstil (9. Ausg.)

Webster, Patsy. The Orchid Genus Book: A Study Guide for the Orchid Family. American Orchid Soc, 1992.