TY - BOOK AU - Guffey,Mary Ellen AU - Du-Babcock, Bertha TI - Essentials of business communication SN - 9789814227902 U1 - 651.75 PY - 2008///] CY - Singapore PB - Thomson KW - Business letters KW - English language KW - Business English KW - Business communication KW - lcgft N1 - Includes bibliographical references and index ER -