Travers, R. M. W. (1973). Educational Psychology: A Scientific Foundation for Educational Practice. Macmillan.
Cita Chicago (17th ed.)Travers, Robert M. W. Educational Psychology: A Scientific Foundation for Educational Practice. New York: Macmillan, 1973.
Cita MLA (9th ed.)Travers, Robert M. W. Educational Psychology: A Scientific Foundation for Educational Practice. Macmillan, 1973.
Atenció: Aquestes cites poden no estar 100% correctes.