PRESSEY, SIDNEY L.
Laboratory workbook in applied educational psychology. By Sidney L. Pressey & Maurice E. Troyer. Rev. 1945 ed.
PRESSEY, SIDNEY L. Laboratory workbook in applied educational psychology. By Sidney L. Pressey & Maurice E. Troyer. Rev. 1945 ed. © 13Jun45; AA485884. Sidney L. Pressey & Maurice E. Troyer (A); 20Dec72; R542239.
Sidney L. Pressey & Maurice E. Troyer|A