Johnston, O. (2006). New Opportunities; education for life: Elementary language powerbook. Longman.
Lua i Stíl Chicago (17ú heag.)Johnston, Olivia. New Opportunities; Education for Life: Elementary Language Powerbook. England: Longman, 2006.
Lua MLA (9ú heag.)Johnston, Olivia. New Opportunities; Education for Life: Elementary Language Powerbook. Longman, 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.