Gaya APA
Eduardo Amos, dkk. (1988).
WINNER Student Book 2 .
Jakarta:
Longman.
Gaya Chicago
Eduardo Amos, dkk.
WINNER Student Book 2.
Jakarta:
Longman,
1988.
Text.
Gaya MLA
Eduardo Amos, dkk.
WINNER Student Book 2.
Jakarta:
Longman,
1988.
Text.
Gaya Turabian
Eduardo Amos, dkk.
WINNER Student Book 2.
Jakarta:
Longman,
1988.
Print.