000 00284nam a2200121Ia 4500
008 160710s1977 xx 000 0 und d
082 _a658.54 KAN
100 _aKANTI SWARUP
245 _aOPREATION RESEARCH
260 _aDELHI
_bSULTAN CHAND
_c1977
300 _a869
942 _2ddc
_cB
999 _c41524
_d41524