APA引文

Foll D. David & Kelly A. Anne. (1997). First certificate Avenues: Coursebook. Cambridge, Cambridge University Press, 1997.

Chicago Style (17th ed.) Citation

Foll D. David and Kelly A. Anne. First Certificate Avenues: Coursebook. Cambridge, Cambridge University Press, 1997, 1997.

MLA引文

Foll D. David and Kelly A. Anne. First Certificate Avenues: Coursebook. Cambridge, Cambridge University Press, 1997, 1997.