000 005110a00a22002170004500
010 _aB
024 _aM
027 _qC
210 _aIndia-Department of science & technology
245 _aPocket data book 1991
110 _nIndia-Department of science & technology
260 _aDept.Science & Technology
_bNew Delhi
260 _c1991
300 _a109pages
016 _a001:62 IND
015 _ap903
999 _c195
_d195
650 _aEngineering & Technology
041 _aeng
080 _a001:62