APA (7th ed.) Citation

Doff & Jones. (1997). Language in use: Upper-intermediate(Self-study workbook). Cambridge University Press.

Chicago Style (17th ed.) Citation

Doff and Jones. Language in Use: Upper-intermediate(Self-study Workbook). Cambridge: Cambridge University Press, 1997.

MLA (9th ed.) Citation

Doff and Jones. Language in Use: Upper-intermediate(Self-study Workbook). Cambridge University Press, 1997.

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