Guffey, M. E. (1988). Essentials of business communication: A writing improvement program. PWS-Kent Pub. Co..
Chicago Style (17th ed.) CitationGuffey, Mary Ellen. Essentials of Business Communication: A Writing Improvement Program. Boston, Mass.: PWS-Kent Pub. Co., 1988.
MLA (9th ed.) CitationGuffey, Mary Ellen. Essentials of Business Communication: A Writing Improvement Program. PWS-Kent Pub. Co., 1988.
Warning: These citations may not always be 100% accurate.