000 00279nam a2200121Ia 4500
008 220108s9999||||xx |||||||||||||| ||und||
100 _aA.N. AGGARWAL
245 0 _aBHARTIYA ERTH VYAWASTHA
260 _bVISHWAS, DELHI
_c1999
300 _a604
650 _aCOMMERCE
942 _cBK
999 _c17733
_d17733