Citazione Stile APA (7a Edizione)

Echevarría, C. (2001). New Goldfish 6, primary education: Course book. Harrap-Grupo Anaya.

Citazione stile Chigago Style (17a edizione)

Echevarría, Carmen. New Goldfish 6, Primary Education: Course Book. Madrid: Harrap-Grupo Anaya, 2001.

Citatione MLA (9a ed.)

Echevarría, Carmen. New Goldfish 6, Primary Education: Course Book. Harrap-Grupo Anaya, 2001.