APA (7th ed.) Citation

Guffey, M. E. (1986). Business English Mary Ellen Guffey. Kent Publishing Company.

Chicago Style (17th ed.) Citation

Guffey, Mary Ellen. Business English Mary Ellen Guffey. Kent Publishing Company, 1986.

MLA (8th ed.) Citation

Guffey, Mary Ellen. Business English Mary Ellen Guffey. Kent Publishing Company, 1986.

Warning: These citations may not always be 100% accurate.