000 00481nam a22001697a 4500
008 230522b |||||||| |||| 00| 0 eng d
020 _a0-07-046736-6
022 _a0076-2016
040 _aNational Science Library
_cNational Science Library
080 _aR 5/6(058)
_bN2
245 _aMcgraw hill yearbook of science & technology 1993
260 _aNew York:
_bMcGraw-Hill Inc.,
_c1993
300 _a518p.
650 _aScience
653 _aTechnology
942 _2udc
_cENC
999 _c32939
_d32939