Colman, David. Principles of agricultural economics : markets and prices in less developed countries / David Colman and Trevor Young. - Cambridge ; Cambridge University Press, c1989. - x, 322 p. : ill. ; 24 cm. - Wye studies in agricultural and rural development . Includes bibliographical references and index. ISBN: 0521334306 0521336643 LCCN: 88010297 Subjects--Topical Terms: Agriculture--Economic aspects--Developing countries.Agricultural prices--Developing countries. Dewey Class. No.: 338.1091724 / COP