Cita APA (7a ed.)

Haines, F. (1938). Where did the plains Indians get their horses?

Cita Chicago Style (17a ed.)

Haines, Francis. Where Did the Plains Indians Get Their Horses? n.p, 1938.

Cita MLA (8a ed.)

Haines, Francis. Where Did the Plains Indians Get Their Horses? 1938.

Precaución: Estas citas no son 100% exactas.