00529nam a2200181Ia 4500082002100000100003600021245005500057250000800112260002600120300001600146500000500162690000600167700003000173952010300203964001700306921000900323999001500332  a309.263bW579.RR  aWhitby, M. C. amd Willis, K. G.  aRural resource development; an economic approachb  a2nd  aLondonbMethuenc1978  a303p. Index  a  a   aWillis, K. G. ; jt. auth.  00104070aISIbISId1998-07-14l0o309.263 W579.RRpDP15879r2019-02-14 00:00:00w2019-02-14yBK  abcdefg  a3542  c3542d3542