Chambers, Robert Sustainable rural livelihoods : practical concepts for the 21st century / Robert Chambers - London : The Institute of Development Studies (IDS) , 1992 - 42p. : ill. ; 15 cm. - Discussion paper No. 296 . Includes bibliographical references. Subjects--Topical Terms: Sustainable development Gov. Doc. Class. No.: GB Sus. U IDS Dp-296