APA Style
Guffey, Mary Ellen. (1997).
Business Communication (2nd ed).
Ohio:
SOUTH-WESKIN COLLEGE.
Chicago Style
Guffey, Mary Ellen.
Business Communication.
2nd ed
Ohio:
SOUTH-WESKIN COLLEGE,
1997.
.
MLA Style
Guffey, Mary Ellen.
Business Communication.
2nd ed
Ohio:
SOUTH-WESKIN COLLEGE,
1997.
.
Turabian Style
Guffey, Mary Ellen.
Business Communication.
2nd ed
Ohio:
SOUTH-WESKIN COLLEGE,
1997.
.