000 00289nam a2200145Ia 4500
100 _aP.W.D. PUBLICATION, BOMBAY
_915528
250 _a1st Ed.
365 _cRs.
942 _cBK
245 _aP.W.D. Handbook
260 _bN.A.
_c1956
082 _bP.W
300 _a253p.
999 _c58578
_d58578
300 _c20 cm.
655 _aMATH
041 _aeng
546 _aText in English