00436nam a2200121Ia 4500008004100000020001400041040004400055100001700099245010700116260004400223700003000267999001700297180412s9999||||xx |||||||||||||| ||und||  a851988121  aAhmadu Bello University Library - Zaria  aBowler, I.R. 0aContemporary rural systems in transition; economy of societycI.R. Bowler, C.R. Bryant and M.D. Nellis  aWallingfordbC.A.B. Internationalc1992  aNellis, M.D.;Bryant, C.R.  c13537d13537