000 00301nam a2200109Ia 4500
008 170504s9999 xx 000 0 und d
100 _aIGNOU
245 _aMS-9 MANAGERIAL ECONOMICS : PRODUCTION AND COST ANALYSIS
250 _a-
260 _bINDIRA GANDHI NATIONAL OPEN UNIVERSITY
_aNEW DELHI
_c2005
300 _a80
440 _n3
999 _c29188
_d29188