Gaya APA

RICHARDS, J, C. et al (2013). Interchange: students book 1 with self-study DVD -ROM, teachers edition (Fourth edition). New York: Cambridge University Press.

Gaya MLA

RICHARDS, Jack, C.. et al. "Interchange: students book 1 with self-study DVD -ROM, teachers edition". Fourth edition New York: Cambridge University Press, 2013. Text.