APA (7th ed.) Citation

Curwen, H., & Pontón, S. (2015). E-Teens 7: English student`s book (1a. ed.). Ediciones SM Chile S. A.

Chicago Style (17th ed.) Citation

Curwen, Hilda, and Susana Pontón. E-Teens 7: English Student`s Book. 1a. ed. Santiago: Ediciones SM Chile S. A, 2015.

MLA (9th ed.) Citation

Curwen, Hilda, and Susana Pontón. E-Teens 7: English Student`s Book. 1a. ed. Ediciones SM Chile S. A, 2015.