APA (7th ed.) Citation

Harmer, J., & Elsworth, S. (1987). Meridian. 3, Activity book (2nd ed.). Longman.

Chicago Style (17th ed.) Citation

Harmer, Jeremy, and Steve Elsworth. Meridian. 3, Activity Book. 2nd ed. Harlow: Longman, 1987.

MLA (9th ed.) Citation

Harmer, Jeremy, and Steve Elsworth. Meridian. 3, Activity Book. 2nd ed. Longman, 1987.

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