Hill, W. E. (2010). The Pony Express trail: Yesterday and today. Caxton Press.
Chicagoスタイル(17版)引用形式Hill, William E. The Pony Express Trail: Yesterday and Today. Caldwell, Idaho: Caxton Press, 2010.
MLA(9版)引用形式Hill, William E. The Pony Express Trail: Yesterday and Today. Caxton Press, 2010.
警告: この引用は必ずしも正確ではありません.