Citazione APA

Harrison, L., & Cushen,Caroline Hutchison,Susan. (2008). Acheive IELTS2: English for international education:student's book. Viva Books.

Stile di citazione Chicago

Harrison, Louis, e Cushen,Caroline Hutchison,Susan. Acheive IELTS2: English for International Education:student's Book. New Delhi: Viva Books, 2008.

Citazione MLA

Harrison, Louis, e Cushen,Caroline Hutchison,Susan. Acheive IELTS2: English for International Education:student's Book. Viva Books, 2008.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.