Friedland, William H. Vuta kamba : the development of trade unions in Tanganyika / by William H. Friedland - Stanford, Calif. : Hoover Institution Press, 1969 - xiii, 280 p. : llus., map (on lining papers), ports ; 23 cm. - Hoover Institution publication ; 84. . Bibliography: p. 259-267. ISBN: 0817918418 Subjects--Topical Terms: Trade--unions--Tanganyika