Grolier encyclopedia of knowledge. - Danbury : Grolier Incorporated, c 1985. - Vols. : ill. ; 24 cm. V. 8-- ; 86 86 ISBN: 0-7172-5326-0 0-7172-5334-1 Subjects--Topical Terms: Encyclopedias.Dictionaries. Dewey Class. No.: 030 / G894