Παραπομπή APA

Harrison, L., & Cushen Caroline Hutchison, S. (2008). Achieve ILETS2: English for international education:workbook. Viva book.

Παραπομπή Chicago Style

Harrison, Louis, και Susan Cushen Caroline Hutchison. Achieve ILETS2: English for International Education:workbook. New Delhi: Viva book, 2008.

Παραπομπή MLA

Harrison, Louis, και Susan Cushen Caroline Hutchison. Achieve ILETS2: English for International Education:workbook. Viva book, 2008.