Ruch, F. (1958). Psychology and life (5th edition.). Scott, Foresman and Company.
Cita Chicago Style (17a ed.)Ruch, F.L. Psychology and Life. 5th edition. Chicago: Scott, Foresman and Company, 1958.
Cita MLA (8a ed.)Ruch, F.L. Psychology and Life. 5th edition. Scott, Foresman and Company, 1958.
Precaución: Estas citas no son 100% exactas.