APA (7th ed.) Citation

Kingsbury, E. M. (1972). Two Letters from Pine Ridge Mission. Oklahoma Historical Society.

Chicago Style (17th ed.) Citation

Kingsbury, Electa May. Two Letters from Pine Ridge Mission. Oklahoma City, OK: Oklahoma Historical Society, 1972.

MLA (9th ed.) Citation

Kingsbury, Electa May. Two Letters from Pine Ridge Mission. Oklahoma Historical Society, 1972.