Croxall, Harold E. The fight for food : factors limiting agricultural production / Harold E. Croxall and Lionel P. Smith. - London ; Boston : G. Allen & Unwin, 1984. - 218 p. ; 23 cm. Includes index. Bibliography: p. [208]-216. ISBN: 0046300112 : 0046300120 (pbk.) : Subjects--Topical Terms: Agricultural productivity.Food crops.Food supply. Dewey Class. No.: 338.16 / CRF 1984