Gaya APA
TOEFL ITP : assessmet series practice tests. (2010).
Jakarta:
Erlangga.
Gaya Chicago
TOEFL ITP : assessmet series practice tests.
Volume 1.
Jakarta:
Erlangga,
2010.
Text.
Gaya MLA
TOEFL ITP : assessmet series practice tests.
Volume 1.
Jakarta:
Erlangga,
2010.
Text.
Gaya Turabian
TOEFL ITP : assessmet series practice tests.
Jakarta:
Erlangga,
2010.
Print.