Gupta, A. (2001). A billion is not enough: India's population problem - a way out. IMH Pubs.
Style de citation Chicago (17e éd.)Gupta, Ashok. A Billion Is Not Enough: India's Population Problem - a Way Out. IMH Pubs, 2001.
Style de citation MLA (9e éd.)Gupta, Ashok. A Billion Is Not Enough: India's Population Problem - a Way Out. IMH Pubs, 2001.
Attention : ces citations peuvent ne pas être correctes à 100%.