00390nam a2200157 a 4500001000700000003000700007005001700014008004100031020001400072100002600086245004200112260004100154300001400195050001400209650000900223000185RWANDA20260326235435.0260201s1996    rw            000 0 eng d  a8986299931 aBurt,J.E& Barber, G.M10aElementary statistics for geographers  aKigali :bThe Guilford Press,c1996.  a640 pages 0aB910.21el 0aBook