000 00317nam a2200121Ia 4500
008 210212s9999||||xx |||||||||||||| ||und||
082 _a531.12 Haf.M5
100 _aHafiz, G.N. and Gupta, R.L.
245 0 _aStatics
260 _c1989
_bSultan chand and sons Publishers
_aNew Delhi
300 _a1-198p.
942 _cSU
999 _c86973
_d86973