APA aipamena

Parrott, M., & Martin Parrott. (2000). Grammar for English language teachers: With exercises and a key. Cambridge: Cambridge University Press.

Chicago Style aipamena

Parrott, Martin., và Martin Parrott. Grammar for English Language Teachers: With Exercises and a Key. Cambridge: Cambridge University Press, 2000.

MLA aipamena

Parrott, Martin., và Martin Parrott. Grammar for English Language Teachers: With Exercises and a Key. Cambridge: Cambridge University Press, 2000.