APA (7th ed.) Zitazioa

Cunninghan, S., & Moor, P. (1999). Cutting edge upper intermediate: Student's book. Pearson Education.

Chicago Style (17th ed.) Zitazioa

Cunninghan, Sarah, eta Peter Moor. Cutting Edge Upper Intermediate: Student's Book. Essex: Pearson Education, 1999.

MLA (9th ed.) Zitazioa

Cunninghan, Sarah, eta Peter Moor. Cutting Edge Upper Intermediate: Student's Book. Pearson Education, 1999.