Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.

APA Citation Edition Citation

Ferdon, E. N. (1950). Studies in ecuadorian geography. School of American Research and Museum of New Mexico.

Chicago Citation Edition Citation

Ferdon, Edwin N. Studies in Ecuadorian Geography. Santa Fe-NM: School of American Research and Museum of New Mexico, 1950.

MLA Citation Edition Citation

Ferdon, Edwin N. Studies in Ecuadorian Geography. School of American Research and Museum of New Mexico, 1950.