Style de citation APA

Grayum, M. H. (2027). Paul C. Standley: A century after his botanical work in Costa Rica.

Style de citation Chicago

Grayum, Michael H. Paul C. Standley: A Century After His Botanical Work in Costa Rica. 2027.

Style de citation MLA

Grayum, Michael H. Paul C. Standley: A Century After His Botanical Work in Costa Rica. 2027.

Attention : ces citations peuvent ne pas être correctes à 100%.