Choudhury, Mahmud ur Rahman From language to civilization / Mahmud ur Rahman Choudhury - Dhaka : Adorn Publication, c2013. - 261 p. ; ill., maps. ; 22 cm. ISBN: 9789842003509 LCCN: Subjects--Topical Terms: BangladeshHistory LC Class. No.: DS394.5 / .C48 2013