Cita APA (7a ed.)

International Botanical Congress, 1. (1972). International code of botanical nomenclature adopted by the eleventh International Botanical... International Bureau for plant taxonomy and nomenclature.

Cita Chicago Style (17a ed.)

International Botanical Congress, 11th. International Code of Botanical Nomenclature Adopted by the Eleventh International Botanical... Utrecht - HOLA: International Bureau for plant taxonomy and nomenclature, 1972.

Cita MLA (8a ed.)

International Botanical Congress, 11th. International Code of Botanical Nomenclature Adopted by the Eleventh International Botanical... International Bureau for plant taxonomy and nomenclature, 1972.