Gaya APA
1, T, I, A, S, P, T, V. (2010).
TOEFL ITP: assessment series practice testa vol. 1 .
Jakarta:
Erlangga.
Gaya MLA
1, TOEFL, ITP:, Assessment, Series, Practice, Test, Vol..
"TOEFL ITP: assessment series practice testa vol. 1".
Jakarta:
Erlangga,
2010.
Text.