Ronald. D Knutson Agricultural and Food Policy - 2nd Edition. - Englewood Prentice Hall , Inc 1990 - 437p Ronald. D Knutson; J. B Penn & William T Boehm: Agricultural and Food Policy. (2nd Edition.) Englewood. Prentice Hall , Inc, 1990. 0-13-018789-5--(338.19KNU) ENGLISH ISBN: 0-13-018789-5 Dewey Class. No.: 338.19 / KNU