Oliphant, J. O. (1937). George Simpson and Oregon missions. Pacific historical review.
Cita Chicago Style (17a ed.)Oliphant, J. Orin. George Simpson and Oregon Missions. [S.l.: Pacific historical review, 1937.
Cita MLA (8a ed.)Oliphant, J. Orin. George Simpson and Oregon Missions. Pacific historical review, 1937.
Precaución: Estas citas no son 100% exactas.