000			00357 a2200121 4500
020			_a0717253007
041			_aeng
082	0		_a031
245	1	0	_aEncyclopedia of knowledge _cGrolier Incorporated
260			_aDanbury, Conn. : _b Grolier, _c1991.
300			_a20 v. : ill. (some col.), col. maps ; _c 25 cm.
650		4	_aEncyclopedias and dictionaries _988847
999			_c268811 _d268747