1. Essentials of business communication Guffey, Mary Ellen, Australia : Cengage Learning, [2019] ENG212
3. The Oxford guide to effective writing and speaking Seely, John, 1941- Oxford : Oxford University Press, 2013. ENG212
4. Grammar for business McCarthy, Michael, 1947- Cambridge ; Cambridge University Press, c2009. ENG212
7. On writing well: the classic guide to writing nonfiction Zinsser, William Knowlton. New York : HarperCollins, c2006. ENG212
