Guffey, Mary Ellen. Essentials of business communication / Mary Ellen Guffey. - 2nd ed. - Boston, Mass. : PWS-Kent Pub. Co., c1991. - xvi, 439, 4 p. : ill. ; 28 cm. - Kent series in business communication . Includes index. ISBN: 9780534925550 (students ed.) 9780534926137 (instructor's ed.) 32.00 LCCN: 91188391 Subjects--Topical Terms: Business writing.English language--Business EnglishBusiness communication.Communication.Business negotiationBusiness communication & presentation LC Class. No.: HF5718.3 / .G84 1991 Dewey Class. No.: 651.7 GUF