Vichorek, D. N. (1994). Montana's cowboys: Living the heritage. Montana Magazine : American & World Geographic Pub..
Cita Chicago Style (17a ed.)Vichorek, Daniel N. Montana's Cowboys: Living the Heritage. Helena, MT: Montana Magazine : American & World Geographic Pub., 1994.
Cita MLA (8a ed.)Vichorek, Daniel N. Montana's Cowboys: Living the Heritage. Montana Magazine : American & World Geographic Pub., 1994.
Precaución: Estas citas no son 100% exactas.