APA

Govaerts R., Wilkin P., Saunders R. M. K., Raz L., Téllez Valdés O., Maas H., Maas P. J. M. & Zhang D. (2007). World checklist of Discoreales : yams adn their allies. Richmond: Royal Botanic Gardens, Kew.

Chicago

Govaerts Rafaël, Wilkin Paul, Saunders Richard M K, Raz Lauren, Téllez Valdés Oswaldo, Maas Hiltje, Maas Paul J M and Zhang Dian-Xiang. 2007. World checklist of Discoreales : yams adn their allies. Richmond: Royal Botanic Gardens, Kew.

Harvard

Govaerts R., Wilkin P., Saunders R. M. K., Raz L., Téllez Valdés O., Maas H., Maas P. J. M. and Zhang D. (2007). World checklist of Discoreales : yams adn their allies. Richmond: Royal Botanic Gardens, Kew.

MLA

Govaerts Rafaël, Wilkin Paul, Saunders Richard M K, Raz Lauren, Téllez Valdés Oswaldo, Maas Hiltje, Maas Paul J M and Zhang Dian-Xiang. World checklist of Discoreales : yams adn their allies. Richmond: Royal Botanic Gardens, Kew. 2007.