Lua APA (7ú heag.)

TERI. (2008). EN ENDANGERED STRUGGLING TO SURVIVE: LIFE IN THE SKY. PEARSON EDUCATION.

Lua i Stíl Chicago (17ú heag.)

TERI. EN ENDANGERED STRUGGLING TO SURVIVE: LIFE IN THE SKY. NEW DELHI: PEARSON EDUCATION, 2008.

Lua MLA (9ú heag.)

TERI. EN ENDANGERED STRUGGLING TO SURVIVE: LIFE IN THE SKY. PEARSON EDUCATION, 2008.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.