Collier's encyclopedia : with bibliography and index / Lauren S. Bahr, editorial director ; Bernard Johnston, editor in chief. - New York : P.F. Collier, c1993. - 24 v. : ill. (some col.), maps (some col.) ; 28 cm. LCCN: 92081236 Subjects--Topical Terms: Encyclopedias and dictionaries. LC Class. No.: AE5 / .C683 1993 Dewey Class. No.: 031