000 00254nam a2200109Ia 4500
008 240421s9999 xx 000 0 und d
100 _aManoharan, P.K.
245 0 _aHigher Education
260 _aNew Delhi
_bA.P.H.
_c2013
300 _a216p.
942 _cBK
999 _c15655
_d15655