APA (7th ed.) Citation

Avery, S., & Bryan, C. Improving Spoken and Written English: From research to practice.

Chicago Style (17th ed.) Citation

Avery, Simon, and Cordelia Bryan. Improving Spoken and Written English: From Research to Practice.

MLA (9th ed.) Citation

Avery, Simon, and Cordelia Bryan. Improving Spoken and Written English: From Research to Practice.

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