APA Style
Guffey, Mary Ellen, Du-Babcock, Bertha. (2010).
Essentials of Business Communication .
Mason:
Cengage Learning.
Chicago Style
Guffey, Mary Ellen, Du-Babcock, Bertha.
Essentials of Business Communication.
Mason:
Cengage Learning,
2010.
Books.
MLA Style
Guffey, Mary Ellen, Du-Babcock, Bertha.
Essentials of Business Communication.
Mason:
Cengage Learning,
2010.
Books.
Turabian Style
Guffey, Mary Ellen, Du-Babcock, Bertha.
Essentials of Business Communication.
Mason:
Cengage Learning,
2010.
Books.