000 00455nam a2200193 4500
020 _a
_c
037 _c
082 _a500 030 SCI
100 _a
245 _aMCGraw-HILL ENCYCLOPEDIA OF SCIENCE AND TECHNOLOGY
_hEnglish
250 _a
260 _aNEW YORK
_bMc GRAW-HILL BOOK COMPANY,INC
_c1960
300 _a662
_fHB
500 _a
590 _d
630 _a
650 _aMCGraw-HILL ENCYCLOPEDIA OF SCIENCE AND TECHNOLOGY
942 _cREF
999 _c263037
_d263037