000 00343nam a2200157Ia 4500
008 190201s9999 xx 000 0 und d
082 _a3
082 _bS87S
100 _a"Prof. Sharma, Motilal"
245 0 _aSystems Approach: Its Ap
250 _a1985
260 _aNew Delhi
260 _bHPH
260 _c1985
300 _a"xvi, 552"
999 _c21678
_d21678