Das, Sisir Kumar. Bhasa jignasa / Sisir Kumar Das. - 3rd ed / . - Kolkata : Papyrus , 2007. - 124p. : plates,tables ; 18cm . NULL ISBN: Rs. 45.00 (Hb) Subjects--Index Terms: LINGUISTICS - BENGALI Dewey Class. No.: 491.44 / DAS/B