Moore, Arthur Underemployment in American agriculture : a problem in economic development / Arthur Moore - Washington : NPA , 1952 - viii, 91p. : ill. ; 20 cm. - Prepared for the NPA Agriculture Committee on National Policy Planning pamphlets . Includes bibliographical references and index. Subjects--Topical Terms: AgricultureUnderemploymentEconomic aspects Dewey Class. No.: 630.973 / MOO