Gaya APA

MAZAK, C. et al (2005). The michigan guide to english for academic success and better toefl test scores . [s.l]: Ann Arbor University of Michigan Press.

Gaya MLA

MAZAK, Catherine. et al. "The michigan guide to english for academic success and better toefl test scores". [s.l]: Ann Arbor University of Michigan Press, 2005. Buku.