APA (7th ed.) Zitazioa

Collie, J., & Slater, S. (1995). True to life: English for adult learners, Elementary. Cambridge University.

Chicago Style (17th ed.) Zitazioa

Collie, Joanne, eta Stephen Slater. True to Life: English for Adult Learners, Elementary. Cambridge: Cambridge University, 1995.

MLA (9th ed.) Zitazioa

Collie, Joanne, eta Stephen Slater. True to Life: English for Adult Learners, Elementary. Cambridge University, 1995.