APA (7th ed.) Citation

Quintana J. Jenny. (2007). Build up to Countdown. Workbook with Key. New York, Oxford University Press, 2007.

Chicago Style (17th ed.) Citation

Quintana J. Jenny. Build Up to Countdown. Workbook with Key. New York, Oxford University Press, 2007, 2007.

MLA (9th ed.) Citation

Quintana J. Jenny. Build Up to Countdown. Workbook with Key. New York, Oxford University Press, 2007, 2007.

Warning: These citations may not always be 100% accurate.