000 00361cam a22001217a 4500
008 180718b1978 xxu||||| |||| 00| 0 eng d
082 _aK9594 B388
100 _aBeak, Robert C.
245 _aMotivation: theories and principles
_cby Robert C. Beak
260 _aEnglewood Cliffs, N.J.
_bPrentive Hall
_c1978
300 _a470p.
650 _aMotivation (Psychology)
999 _c341023
_d341023