Bolnick, Bruce R. Comparative Harambee : history and theory of voluntary collective behaviour - Nairobi : University of Nairobi, 1974. - 25p. : ill. ; 31cm. - Discussion paper; No.196 - 230 all bound in one book . Includes bibliography: p.24-25 Subjects--Topical Terms: IndustriesHistory Self-help groups LC Class. No.: EAF QTO H31.N28 No.198