The Columbian exchange biological and cultural consequences of 1492 Crosby, Alfred W. creator text bibliography ctu Westport, Conn Greenwood Pub. Co. [1972] 1972 monographic eng
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xv, 268 p. illus. 22 cm. [by] Alfred W. Crosby, Jr. Foreword by Otto von Mering. Bibliography: p. 222-260. n------ s------ e------ Medical geography History Biogeography Indians Agriculture Indians Diseases RA 792 C949c 1972 614.4/2/09 Contributions in American studies, no. 2 0837158214 73140916 DLC 720526 20230410143521.0 32251