Field biology and ecology / Allen H. Benton [and] William E. Werner, Jr. Principles of field biology and ecology Benton, Allen H. Werner, William E. (William Ernest), 1925- joint author. Ecology. Biology Fieldwork. QH541 .B42 1974 574.05 BEF . Includes bibliographical references and index. New York : McGraw-Hill, 1974. 1974. 1974 Text ix, 564 p. : eng