APA (7th ed.) Citation

Teeler, D., & Gray, P. (2000). How to use the Internet in ELT. Longman.

Chicago Style (17th ed.) Citation

Teeler, Dede, and Peta Gray. How to Use the Internet in ELT. Harlow, Essex, England: Longman, 2000.

MLA (9th ed.) Citation

Teeler, Dede, and Peta Gray. How to Use the Internet in ELT. Longman, 2000.