000 00298nam a22000977a 4500
008 230704b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
245 _aInstruments & Electronics Developments
260 _aBombay:
_bM. Arokiaswamy,
_c1987
942 _cCR
999 _c49047
_d49047