00348nam a2200121 a 4500008004100000050001900041100002100060245006600081260002800147300002100175350000900196700002100205120416s1979    ||||||||||||||||| ||    u  aHT 169.A31 Dev  aEl-Shakhs, Salah10aDevelopment of urban systems in Africacedited by R.A. Obudho  aNew YorkbPraegerc1979  axxv, 406p. : ill  a0.00  aObudho, Robert A