Gaya APA
Loughead, L. (1995).
Toeic : test of english for international communication (6th edition) (ed. 6).
New York:
Barrons.
Gaya MLA
Loughead, Lin.
"Toeic : test of english for international communication (6th edition)".
ed. 6
New York:
Barrons,
1995.
UMUM.