1. Farming systems of the African savanna by Ker, A. Publication: Ottawa : International Development Research Centre, 1995 . 1 online resource (v, 166 p.) : , "November 1995"--T.p. verso. Date:1995 Availability: No items available: Actions: Add to cart
2. Farm management in Africa :   Publication: Oxford : Oxford U.P., 1973 . xiv, 341 p. : , Reprinted 1978 Date:1973 Availability: No items available: Withdrawn (1), Actions: Add to cart