প্রথম আলো ভাষারীতি / Transliterated title: Prothom Alo bhashariti [et al.]. - Dhaka : Prothoma Prokashan, c2009. - 151 p. ; 19 cm. ISBN: 9789848765012 LCCN: Subjects--Topical Terms: Bengali languageOrthography and spelling LC Class. No.: PK1667 / . 2009