The new book of knowledge. - Danbury, Conn. : Grolier Incorporated, c1996. - 21 v. : ill. (some col.), maps ; 26 cm. Includes indexes. ISBN: 0717205274 (set) LCCN: 95033653 Subjects--Topical Terms: Children's encyclopedias and dictionaries. LC Class. No.: AG5 / .N273 1996 Dewey Class. No.: 031