000 00337nam a2200145Ia 4500
008 131111s9999 xx 000 0 und d
100 _aSidhu,C.D
245 _aIndian education
260 _aDelhi
260 _bNational Publishing House
260 _c1989
300 _a98 p.
650 _aEducation India Education
763 _a6589
999 _c44342
_d44342