Symonds, P. M. (1949). Dynamic psychology. Appleton-Century-Crofts, Inc.
Cita Chicago Style (17a ed.)Symonds, Percival Mallon. Dynamic Psychology. New York: Appleton-Century-Crofts, Inc, 1949.
Cita MLA (9a ed.)Symonds, Percival Mallon. Dynamic Psychology. Appleton-Century-Crofts, Inc, 1949.
Precaución: Estas citas no son 100% exactas.