Cita APA

Ferdon, E. N. (1950). Studies in ecuatorian geography. Santa Fe, N.M.: School of American Research and University of Southern California, Los Angeles.

Citación estilo Chicago

Ferdon, Edwin N. Studies in Ecuatorian Geography. Santa Fe, N.M.: School of American Research and University of Southern California, Los Angeles, 1950.

Cita MLA

Ferdon, Edwin N. Studies in Ecuatorian Geography. Santa Fe, N.M.: School of American Research and University of Southern California, Los Angeles, 1950.