APA Style
Successful business speaking. (1987).
Lincolnwood:
National Textbook Company.
Chicago Style
Successful business speaking.
.
Lincolnwood:
National Textbook Company,
1987.
.
MLA Style
Successful business speaking.
.
Lincolnwood:
National Textbook Company,
1987.
.
Turabian Style
Successful business speaking.
Lincolnwood:
National Textbook Company,
1987.
.