000 00279pam a2200109 a 4500
020 _a81-219-0281-9
_c
041 _h
100 _aGUPTA P.K.,HIRA D.S.,
245 _aOPERATIONS RESEARCH
_hTextual Documents
260 _aNEW DELHI
_bS. CHANDand COMPANY LTD.
_c2003
930 _a12790
999 _c132217
_d132217