APA (7th ed.) Citation

Quintana, J. (2001). Countdown to first certificate: Vocabulary supplement. Oxford University Press.

Chicago Style (17th ed.) Citation

Quintana, Jenny. Countdown to First Certificate: Vocabulary Supplement. Oxford: Oxford University Press, 2001.

MLA (9th ed.) Citation

Quintana, Jenny. Countdown to First Certificate: Vocabulary Supplement. Oxford University Press, 2001.

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