Purkait, Nikhilesh . Dialect geography of bengali assamese and oriya / by Nikhilesh Purkait. - Kolkata : Subarnrekha , 1989. - 348p. : ills. maps ; 24cm . HB NULL ISBN: RS. 50.00 (Pbk) Subjects--Index Terms: BENGALI GRAMMER Dewey Class. No.: 491.445 / PUR/D