Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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