APA Citation

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

Chicago Style Citation

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

MLA Citation

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

Warning: These citations may not always be 100% accurate.