APA (7th ed.) Citation

Doff & Jones. (1999). Language in use: Beginner (Self-Study Workbook with answer key). Cambridge University Press.

Chicago Style (17th ed.) Citation

Doff and Jones. Language in Use: Beginner (Self-Study Workbook with Answer Key). Cambridge: Cambridge University Press, 1999.

MLA (9th ed.) Citation

Doff and Jones. Language in Use: Beginner (Self-Study Workbook with Answer Key). Cambridge University Press, 1999.

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