Will there be enough food? / United States Department of Agriculture. - [Washington, D.C.?] : The Department : [Supt. of Docs., U.S. G.P.O., distributor], 1981. - xli, 302 p. : ill., (some col.) ; 23 cm. - Yearbook of agriculture ; 1981 . "Jack Hayes, yearbook editor"--P. xxxvii. S/N 001-000-04257-2 Item 17 Includes bibliographies and index. Subjects--Topical Terms: Agricultural productivity--United States.Agriculture--United States.Food supply--United States. Dewey Class. No.: 338.1 Gov. Doc. Class. No.: A 1.10:981