000 00285nam a2200109Ia 4500
008 220421s1992 xx 000 0 und d
041 _aeng
082 _a370.15
_bRAO/EDU
100 _aRai, B.C.
_9569829
245 _aEducational psychology
260 _aLucknow
_b Prakashan Kendra
_c1992
999 _c395929
_d395929