APA (7th ed.) Citation
Harmer, J., & Elsworth, S. (1990). Meridian Plus 3: Student's Book (1. ed.). Longman.
Chicago Style (17th ed.) Citation
Harmer, Jeremy, and Steve Elsworth. Meridian Plus 3: Student's Book. 1. ed. Harlow: Longman, 1990.
MLA (9th ed.) Citation
Harmer, Jeremy, and Steve Elsworth. Meridian Plus 3: Student's Book. 1. ed. Longman, 1990.
Warning: These citations may not always be 100% accurate.