Cita APA (7th ed.)

Clementson, T., Gray, L., & Smith, H. (2011). English unlimited: Intermediate Teacher's Pack. B1 Plus (1a. ed.). Cambridge University Press.

Cita Chicago (17th ed.)

Clementson, Theresa, Leanne Gray, i Howard Smith. English Unlimited: Intermediate Teacher's Pack. B1 Plus. 1a. ed. Cambridge University Press, 2011.

Cita MLA (9th ed.)

Clementson, Theresa, et al. English Unlimited: Intermediate Teacher's Pack. B1 Plus. 1a. ed. Cambridge University Press, 2011.