APA (7th ed.) Citation

American Horticultural Council. Commission on Nomenclature and Registration. (1956). A.H.C. Handbook for plant originators and registrars. [publisher not identified].

Chicago Style (17th ed.) Citation

American Horticultural Council. Commission on Nomenclature and Registration. A.H.C. Handbook for Plant Originators and Registrars. Jamaica Plain, Mass.: [publisher not identified], 1956.

MLA (9th ed.) Citation

American Horticultural Council. Commission on Nomenclature and Registration. A.H.C. Handbook for Plant Originators and Registrars. [publisher not identified], 1956.