000 00425nam a2200169Ia 4500
008 141004s9999 xx 000 0 und d
040 _ca
041 _aEnglish
082 _a30
082 _bMCG
100 _a McGraw-Hill
245 _aMcGraw-Hill Encyclopedia of Science & Technology-(20 Vol.) Vol. 6
245 _c McGraw-Hill
260 _bMcGraw-Hill Inc.
501 _aAL4-1
942 _cREF
999 _c176385
_d176385