Brubaker, O. J. (1972). Understanding people. Evangelical Teacher Training Association.
Cita Chicago Style (17a ed.)Brubaker, Omar J. Understanding People. Evangelical Teacher Training Association, 1972.
Cita MLA (9a ed.)Brubaker, Omar J. Understanding People. Evangelical Teacher Training Association, 1972.
Precaución: Estas citas no son 100% exactas.