Ray, Manas . The Bauls of Birbhum : a study in persistence and change in communication in cultural context / by Manas Ray. - Kolkata : Firma K L Mukhopadhyaya , 1994. - xx,132p. : ills.,figs.,tables ; 22cm . Includes bibliography, glossary and index ISBN: 8171020003 RS.225.00 Subjects--Index Terms: BAULS-INDIA-BIRBHUM (DISTRICT) Dewey Class. No.: 305.6945 / RAY/B