Hutchinson, J. 1. (1967). Key to the families of flowering plants of the world. Oxford: Clarendon Press.
Chicago Style CitationHutchinson, John 1884-1972. Key to the Families of Flowering Plants of the World. Oxford: Clarendon Press, 1967.
MLA CitationHutchinson, John 1884-1972. Key to the Families of Flowering Plants of the World. Oxford: Clarendon Press, 1967.
Warning: These citations may not always be 100% accurate.