(1998). International encyclopaedia of sustainable development: Vol.4. Anmol.
Chicago Edition CitationInternational Encyclopaedia of Sustainable Development: Vol.4. New Delhi: Anmol, 1998.
Cita MLAInternational Encyclopaedia of Sustainable Development: Vol.4. Anmol, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.