Livingstone, Ian. Agricultural economics for tropical Africa / I. Livingstone, H.W. Ord. - London : Heinemann, 1981. - x, 294 p. : ill. ; 25 cm. - Studies in the economics of Africa . Includes bibliographical references and indexes. ISBN: 0435974319 (pbk.) : £4.95 LCCN: 81199207 Subjects--Topical Terms: Agriculture--Economic aspects--Africa, Sub-Saharan. LC Class. No.: HD2117 HD2117 HD2117 / .L585 1981 / .L5 / .L5 Dewey Class. No.: 338.1/0967