Joseph,B. (2012). Environmental studies,2nd ed (2nd.). Tata McGrawhill.
Citazione stile Chigago Style (17a edizione)Joseph,B. Environmental Studies,2nd Ed. 2nd. New Delhi: Tata McGrawhill, 2012.
Citatione MLA (9a ed.)Joseph,B. Environmental Studies,2nd Ed. 2nd. Tata McGrawhill, 2012.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.