American Psychological Association. Division of Educational Psychology. Educational psychologist. L. Erlbaum Associates, Publishers.
Cita Chicago (17th ed.)American Psychological Association. Division of Educational Psychology. Educational Psychologist. Mahwah, N.J: L. Erlbaum Associates, Publishers.
Cita MLA (9th ed.)American Psychological Association. Division of Educational Psychology. Educational Psychologist. L. Erlbaum Associates, Publishers.
Atenció: Aquestes cites poden no estar 100% correctes.