Gaya APA
Oxford learner's pocket grammar. (2009).
New York:
Oxford University Press.
Gaya Chicago
Oxford learner's pocket grammar.
.
New York:
Oxford University Press,
2009.
Text.
Gaya MLA
Oxford learner's pocket grammar.
.
New York:
Oxford University Press,
2009.
Text.
Gaya Turabian
Oxford learner's pocket grammar.
New York:
Oxford University Press,
2009.
Print.