APA Style
Swan, Michael. (2010).
Practical English Usage : Diagnostic Tests : To Accompany Practical English Usage (Third Edition) + Answer Key (1).
New York:
Oxford.
Chicago Style
Swan, Michael.
Practical English Usage : Diagnostic Tests : To Accompany Practical English Usage (Third Edition) + Answer Key.
1
New York:
Oxford,
2010.
.
MLA Style
Swan, Michael.
Practical English Usage : Diagnostic Tests : To Accompany Practical English Usage (Third Edition) + Answer Key.
1
New York:
Oxford,
2010.
.
Turabian Style
Swan, Michael.
Practical English Usage : Diagnostic Tests : To Accompany Practical English Usage (Third Edition) + Answer Key.
1
New York:
Oxford,
2010.
.