Gaya APA
Foundation, I, I, E. (2010).
TOEFL ITP Assesment Series Practice Tests Volume 1 .
JAKARTA:
Penerbit Erlangga.
Gaya MLA
Foundation, Indonesian, International, Education.
"TOEFL ITP Assesment Series Practice Tests Volume 1".
JAKARTA:
Penerbit Erlangga,
2010.
Text.