Hutchinson, J. (1967). Key to the families of flowering plants of the world. Clarendon Press.
Chicago-čujuhus (17. p.)Hutchinson, J. Key to the Families of Flowering Plants of the World. Oxford: Clarendon Press, 1967.
MLA-čujuhus (9. p.)Hutchinson, J. Key to the Families of Flowering Plants of the World. Clarendon Press, 1967.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.