(1973). Dictionary of the flowering plants and ferns (8th ed.). International Book Distributor.
Chicago-stil citatDictionary of the Flowering Plants and Ferns. 8th ed. Dehradun: International Book Distributor, 1973.
MLA-referensDictionary of the Flowering Plants and Ferns. 8th ed. International Book Distributor, 1973.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.