Borthakur, Sunil/ Written Communication / [by] Sunil Borthakur. - Dibrugarh, Assam: Bonolata, 2013. - 271p.; 21 cm. ISBN: 8173394946 Subjects--Topical Terms: Textbook for Degree courses of Dibrugarh UniversityWritten Communication in English Dewey Class. No.: 421 / BOR