APA-referens (7:e uppl.)

Fortier, A., & Ficklen, J. R. (1907). Central America and Mexico (University edition.). Printed for subscribers only by George Barrie & Sons.

Chicago-referens (17:e uppl.)

Fortier, Alcée, och John R. Ficklen. Central America and Mexico. University edition. Philadelphia: Printed for subscribers only by George Barrie & Sons, 1907.

MLA-referens (8:e uppl.)

Fortier, Alcée, och John R. Ficklen. Central America and Mexico. University edition. Printed for subscribers only by George Barrie & Sons, 1907.