APA Style
Fifty-Fifty: A Speaking and Listening Course. Intro Class CD 3rd Edition. (2007).
Hongkong:
Pearson Education Asia.
Chicago Style
Fifty-Fifty: A Speaking and Listening Course. Intro Class CD 3rd Edition.
3rd Ed..
Hongkong:
Pearson Education Asia,
2007.
Text.
MLA Style
Fifty-Fifty: A Speaking and Listening Course. Intro Class CD 3rd Edition.
3rd Ed..
Hongkong:
Pearson Education Asia,
2007.
Text.
Turabian Style
Fifty-Fifty: A Speaking and Listening Course. Intro Class CD 3rd Edition.
Hongkong:
Pearson Education Asia,
2007.
Print.