Cita APA (7a ed.)
Hoffman, C. F. (1966). A Winter in the west. University Microfilms.
Cita Chicago Style (17a ed.)
Hoffman, Charles Fenno. A Winter in the West. Ann Arbor, Mich.: University Microfilms, 1966.
Cita MLA (9a ed.)
Hoffman, Charles Fenno. A Winter in the West. University Microfilms, 1966.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.