Gaya APA
Quirk, Randolph, Stein, Gabriele. (1990).
English in use .
London:
Longman.
Gaya Chicago
Quirk, Randolph, Stein, Gabriele.
English in use.
London:
Longman,
1990.
Text.
Gaya MLA
Quirk, Randolph, Stein, Gabriele.
English in use.
London:
Longman,
1990.
Text.
Gaya Turabian
Quirk, Randolph, Stein, Gabriele.
English in use.
London:
Longman,
1990.
Print.