325.260 P Pierson , Donald , 1900- Negrees in Brazil. A Study of race cantact at Bahia, by Donald Pierson .Chicago press , Ill . , The University of Chicago press (1942) 392 p. incl. ilus. tablas. diagrs. front . lams. retratos . 19 cm (Anteportada : The Ub¡niversity of Chicago sociological series) " Selected bibliography ": p. (369) - (379)