Norton, George W. Economics of agricultural development : world food systems and resource use George W. Norton, Jeffrey Alwang, William A. Masters. - 2nd ed. - London New York Routledge 2010 - ix, 465 p. : ill.; Pbk. ISBN: 0415494249 Subjects--Topical Terms: Agriculture --Economic aspects LC Class. No.: HD1415 / .N6 2010