Divine Word College of Legazpi - Library Search for 'au:"Guffey, Mary Ellen"'

Essentials of business communication /

By Guffey, Mary Ellen. Singapore : Cengage Learning Asia, 2011 . xix, 25 cm.. 9789814352666

By Guffey, Mary Ellen . Singapore : Cencage Learning, 2004 . xix, 560 pages : 26cm.. 978-981-4352-66-6.

By Guffey, Mary Ellen . Australia : South-Western College Publishing, 2001 . xxi, 499 p. ; , Includes index. 28 cm.. 0-324-01362-0

By Guffey, Mary Ellen. USA : Thomson Higher Education, 2008 . xvi, 464 pages : 27 cm.. 13 : 978-0-324-36606-8.