Johnston, Bruce F., 1919- The staple food economies of western tropical Africa. / by Bruce F. Johnston - Stanford, Calif. : Stanford U.P., 1958. - xi, 305 p. : ill. ; 24 cm. - Studies in t / (Stanford University - Food Research Institute . Includes index. Subjects--Topical Terms: Food supply--Africa, West.Agriculture--Economic aspects--Africa, West. Dewey Class. No.: 338.15 / JOS 1958