Goyder, Hugh Participatory impact assessment : A report on a DFID funded action aid research project on methods and indicators for measuring the impact of poverty reduction / Hugh Goyder, Winkie Williamson, Rick Davies. - ActionAid, 1998. - 603 p. ; 22 cm. ISBN: 9781872502502 Subjects--Topical Terms: Impact assessment Dewey Class. No.: 362.50917 / GOY