Cita APA

Hill, W. E. (2010). The Pony Express trail: Yesterday and today. Caxton Press.

Citación estilo Chicago

Hill, William E. The Pony Express Trail: Yesterday and Today. Caldwell, Idaho: Caxton Press, 2010.

Cita MLA

Hill, William E. The Pony Express Trail: Yesterday and Today. Caxton Press, 2010.

Warning: These citations may not always be 100% accurate.