GWINN, R. P. The New Encyclopaedia Bitannica: macropaedia (V 15 Birds - Chemical) Robert P. Gwinn - 15th ed. - Chicago Encyclkopaedia Britannica 1989 - V15 (1096p.) ill. knowledge in depth ISBN: 085229493X Subjects--Topical Terms: ENCYCLOPEDIAS AND DICCTIONARIES Dewey Class. No.: REF 032 / GRn89