000			00704nam a2200217#a 4500
001			0000000342
008			211117s2020||||xx |||||||||||||| ||und||
020			_a0079115047 _q(set)
082			_a503 MCG 1997
245		0	_aMcGraw-Hill encyclopedia of science & technology.
250			_a8th ed.
260			_aNew York _bMcGraw Hill _c1997.
300			_a20 v. _bill. (some col.), maps (some col.) _c29cm _e1 activity guide
365			_cMYR
500			_aAn international reference work in twenty volumes including an index
504			_aIncludes bibliographical references and index
650			_aScience _xEncyclopedias
650			_aTechnology _xEncyclopedias
942			_cBK-REF
999			_c325 _d325