Wynne-Tyson, Jon. Food for a future : the ecological priority of a humane diet / Jon Wynne-Tyson. - London : Davis-Poynter, 1975. Includes index. Bibliography: p. 176-177. ISBN: L.3.50 LCCN: 75321567 Nat. Bib. No.: GB75-12432 Subjects--Topical Terms: Vegetarianism. LC Class. No.: RM236 / .W9 Dewey Class. No.: 301.5/2