000 00301nam a2200121Ia 4500
100 _aMC Graw Hill
942 _cBK
245 _aMacGraw -Hill Yearbook of Science and Technology .1980
260 _aNew York
_bMacGraw -Hill
_c1980
082 _aR
_b505/M.Y.S.T
300 _a(12)448
546 _aEnglish
999 _c331257
_d331257
041 _aeng