00461nam a2200145 a 4500008004100000020001500041050001400056245006400070246001700134260006400151300002100215350000900236650005500245650001500300120416s1997    ||||||||||||||||| ||    u  a1901830020  aZ 278 Eco14aThe economics of publishing educational materials in Africa  aWalter Bgoya  aLondonbWorking Group on Books and Learning Materialsc1997  axii, 146p.: ill.  a0.00  aEDUCATIONAL PUBLISHING--AFRICA--COST EFFECTIVENESS 3aPUBLISHING