Report on a survey :

By Coombs, R. M.. Magoye : Ministry of Rural Development, Regional Research Station, 1974 , Photocopy.

Report on a survey to determine the manufacturing and repair facilities for simple hand-operated and ox-drawn agricultural equipment in the Central, Southern, Eastern and Copperbelt Provinces.

By Coombs, R. M.. Magoye : Ministry of Rural Development, Regional Research Station, 1974