Hoiberg, Dale H The new encyclopedia Britannica - Vol. 21: Macropedia - Knowledge in depth - 15th ed - Chicago Barron's Educational Series 2007 - 1018 p. 29 cm 005211 X 189 ISBN: 2006921233 Subjects--Topical Terms: Encyclopedias and dictionaries. Dewey Class. No.: 301 / N532