Gaya APA
Harrison, Mark. (2006).
IELTS Practice Tests .
Jakarta:
International Thomson Business Press.
Gaya Chicago
Harrison, Mark.
IELTS Practice Tests.
Jakarta:
International Thomson Business Press,
2006.
Text.
Gaya MLA
Harrison, Mark.
IELTS Practice Tests.
Jakarta:
International Thomson Business Press,
2006.
Text.
Gaya Turabian
Harrison, Mark.
IELTS Practice Tests.
Jakarta:
International Thomson Business Press,
2006.
Print.