Britannica book of the year : Britannica World Data. Allan A. Ong - Chicago : Encyclopedia Britannica, Inc., c1986 - 989 pages : color illustrations ; 28 cm. Includes index. Britannica book of the year -- Britannica World data -- Index. ISBN: 852294379 Subjects--Topical Terms: ENCYCLOPEDIAS AND DICTIONARIES LC Class. No.: AE 5 .E53 1986