APA Style
Cheng, Tan. (2002).
Mastering Proper English .
Singapore:
Wharton.
Chicago Style
Cheng, Tan.
Mastering Proper English.
Singapore:
Wharton,
2002.
Text.
MLA Style
Cheng, Tan.
Mastering Proper English.
Singapore:
Wharton,
2002.
Text.
Turabian Style
Cheng, Tan.
Mastering Proper English.
Singapore:
Wharton,
2002.
Print.