Applications of the contingent valuation method in developing countries : a survey / by Anna Alberini & Joseph Cooper - Roma : FAO, 2000. - 63 p. : - Economic and Social Development paper ;146 . - Economic and Social Development paper ;146 . ISBN: 9251045275 LCCN: 84932 Subjects--Topical Terms: Encuestas.Productos agrÃcolas--Subproductos. Dewey Class. No.: 338.9 / F3 v.146