Guffey, M. E. (1995). Essentials of business communication (3rd ed.). South-Western College.
Chicago Style (17th ed.) CitationGuffey, Mary Ellen. Essentials of Business Communication. 3rd ed. Cincinnati, Ohio: South-Western College, 1995.
MLA引文Guffey, Mary Ellen. Essentials of Business Communication. 3rd ed. South-Western College, 1995.
警告:這些引文格式不一定是100%准確.