Johnson, O. (1966). Route across the Rocky Mountains. USA: Ann Arbor University Microfilms.
Chicago Style CitationJohnson, Overton. Route Across the Rocky Mountains. USA: Ann Arbor University Microfilms, 1966.
MLA CitationJohnson, Overton. Route Across the Rocky Mountains. USA: Ann Arbor University Microfilms, 1966.
Warning: These citations may not always be 100% accurate.