APA (7th ed.) Citation

International Botanical Congress (13th : 1981 : Sydney, Australia), & Voss, E. G. (1983). International code of botanical nomenclature =: Code international de la nomenclature botanique = Internationaler Code der botanischen Nomenklatur. Bohn, Scheltema & Holkema.

Chicago Style (17th ed.) Citation

International Botanical Congress (13th : 1981 : Sydney, Australia), and Edward G. Voss. International Code of Botanical Nomenclature =: Code International De La Nomenclature Botanique = Internationaler Code Der Botanischen Nomenklatur. Utrecht: Bohn, Scheltema & Holkema, 1983.

MLA (9th ed.) Citation

International Botanical Congress (13th : 1981 : Sydney, Australia), and Edward G. Voss. International Code of Botanical Nomenclature =: Code International De La Nomenclature Botanique = Internationaler Code Der Botanischen Nomenklatur. Bohn, Scheltema & Holkema, 1983.