Gaya APA

[et.al.], W, M, W. (2011). Eco-geographically divergent diploids, Caucasian clover (Trifolium ambiguum) and western clover (T. occidentale), retain most requirements for hybridization . : Oxford University Press on behalf of the Annals of Botany Company.

Gaya MLA

[et.al.], Warren, M., Williams. "Eco-geographically divergent diploids, Caucasian clover (Trifolium ambiguum) and western clover (T. occidentale), retain most requirements for hybridization". : Oxford University Press on behalf of the Annals of Botany Company, 2011. e-journal.