APA-referens (7:e uppl.)

LOUGHEED, L. (1997). How to prepare for the TOEIC test. Binarupa Aksara.

Chicago-referens (17:e uppl.)

LOUGHEED, Lin. How to Prepare for the TOEIC Test. Jakarta: Binarupa Aksara, 1997.

MLA-referens (9:e uppl.)

LOUGHEED, Lin. How to Prepare for the TOEIC Test. Binarupa Aksara, 1997.