Citazione Stile APA (7a Edizione)

Quintana J. Jenny. (2007). Build up to Countdown. Teacher`s Book. New York, Oxford University Press, 2007.

Citazione stile Chigago Style (17a edizione)

Quintana J. Jenny. Build Up to Countdown. Teacher`s Book. New York, Oxford University Press, 2007, 2007.

Citatione MLA (9a ed.)

Quintana J. Jenny. Build Up to Countdown. Teacher`s Book. New York, Oxford University Press, 2007, 2007.