00407nam a2200109Ia 4500 180412s9999||||xx |||||||||||||| ||und|| 851988121 Ahmadu Bello University Library - Zaria Bowler, I.R. Contemporary rural systems in transition; economy of society I.R. Bowler, C.R. Bryant and M.D. Nellis Wallingford C.A.B. International 1992 Nellis, M.D.;Bryant, C.R. 13537 13537