Fancher, R. E. (1990). Pioneers of psychology (2nd ed.). Norton.
Cita Chicago Style (17a ed.)Fancher, Raymond E. Pioneers of Psychology. 2nd ed. New York ; London: Norton, 1990.
Cita MLA (9a ed.)Fancher, Raymond E. Pioneers of Psychology. 2nd ed. Norton, 1990.
Precaución: Estas citas no son 100% exactas.