APA (7th ed.) Citation

Jones L. Leo. (1997). New Progress to First Certificate. Cambridge, Cambridge University Press, 1997.

Chicago Style (17th ed.) Citation

Jones L. Leo. New Progress to First Certificate. Cambridge, Cambridge University Press, 1997, 1997.

MLA (9th ed.) Citation

Jones L. Leo. New Progress to First Certificate. Cambridge, Cambridge University Press, 1997, 1997.

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