Cook, O. F. (1939). A new palm from Cocos Island collected on the Presidential cruise of 1938: (with 26 plates). Smithsonian Institution.
Chicago-Zitierstil (17. Ausg.)Cook, Orator F. A New Palm from Cocos Island Collected on the Presidential Cruise of 1938: (with 26 Plates). City of Washington: Smithsonian Institution, 1939.
MLA-Zitierstil (9. Ausg.)Cook, Orator F. A New Palm from Cocos Island Collected on the Presidential Cruise of 1938: (with 26 Plates). Smithsonian Institution, 1939.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.