Cita APA (7a ed.)

American Geographical Society of New York. (1940). Guadalajara. s.l.].

Cita Chicago Style (17a ed.)

American Geographical Society of New York. Guadalajara. [s.n.: s.l.], 1940.

Cita MLA (8a ed.)

American Geographical Society of New York. Guadalajara. s.l.], 1940.