Gaya APA
Murphy, Raymond. (1998).
Essential grammar in use .
New York:
Cambridge.
Gaya Chicago
Murphy, Raymond.
Essential grammar in use.
New York:
Cambridge,
1998.
Text.
Gaya MLA
Murphy, Raymond.
Essential grammar in use.
New York:
Cambridge,
1998.
Text.
Gaya Turabian
Murphy, Raymond.
Essential grammar in use.
New York:
Cambridge,
1998.
Print.