Shapiro, K. H. Efficiency and progressiveness in peasant agriculture: a research proposal for Geita district - Dar es Salaam: University of Dar es Salaam, 1969 - 20p.: 33cm. - (Paper; no.69.33) . Includes bibliographical references Subjects--Topical Terms: Peasant Agriculture LC Class. No.: ERB QTO PAM HC12.E3