Gaya APA
Powell, Mark. (2011).
Presenting in English : How to Give Successful Presentations .
United Kingdom:
Heinle Cengage Learning.
Gaya Chicago
Powell, Mark.
Presenting in English : How to Give Successful Presentations.
United Kingdom:
Heinle Cengage Learning,
2011.
.
Gaya MLA
Powell, Mark.
Presenting in English : How to Give Successful Presentations.
United Kingdom:
Heinle Cengage Learning,
2011.
.
Gaya Turabian
Powell, Mark.
Presenting in English : How to Give Successful Presentations.
United Kingdom:
Heinle Cengage Learning,
2011.
.