Heckman, M. L. (1984). Overland on the California Trail, 1846 - 1859: A bibliography of manuscript and printed travel narratives. Clark.
Chicago-Zitierstil (17. Ausg.)Heckman, Marlin L. Overland on the California Trail, 1846 - 1859: A Bibliography of Manuscript and Printed Travel Narratives. Glendale, Calif: Clark, 1984.
MLA-Zitierstil (9. Ausg.)Heckman, Marlin L. Overland on the California Trail, 1846 - 1859: A Bibliography of Manuscript and Printed Travel Narratives. Clark, 1984.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.