Sawrey, James M. Psicologia educacional / James M. Sawrey / coaut. Charles W. Telford / trad. Laura Millan De Otalora - Mexico : CECSA , 1973 , c1979. - 636 p. pb. : tbs. ISBN: 968-26-0093-6 Subjects--Topical Terms: Psicologia de la educacion Dewey Class. No.: REF 370.15 SAW