TY - BOOK AU - Aggarwal,J.C. AU - e TI - Essentials of educational psychology T2 - Prentice-Hall psychology series SN - 0706993543 AV - LB1051 .S583 1958 U1 - 370.15 AGG 21 PY - 1994/// CY - New Delhi. PB - Vikas KW - Educational psychology N1 - "Formerly published as Elementary educational psychology."; Includes bibliography ER -