Chopra, K. (1999). Operationalising sustainable development:economic-ecological: Modelling for developing countries. Sage.
Citazione stile Chigago Style (17a edizione)Chopra, Kanchan. Operationalising Sustainable Development:economic-ecological: Modelling for Developing Countries. New Delhi: Sage, 1999.
Citatione MLA (9a ed.)Chopra, Kanchan. Operationalising Sustainable Development:economic-ecological: Modelling for Developing Countries. Sage, 1999.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.