TY - BOOK AU - Skinner,Charles E. AU - Harriman,Philip Lawrence TI - Essentials of educational psychology T2 - Prentice-Hall psychology series AV - LB1051 .S583 1958 U1 - 370.15 PY - 1958/// CY - Englewood Cliffs, N.J. PB - Prentice-Hall KW - Educational psychology N1 - "Formerly published as Elementary educational psychology."; Includes bibliography ER -