000 00289nam a2200121Ia 4500
100 _a Cofer, C N, Appley, M H
020 _a0-85226-123-3
942 _cBK
245 _aMotivation : theory and research
260 _aJohn Wiley, New Delhi
_c1968
082 _a159.4 Cof/App
300 _a958p
999 _c3840
_d3840