Azapagic, A., & Perdan, S. (2011). Sustainable development in practice: Case studies for engineers and scientists (2nd ed.). Wiley-Blackwell.
Dyfyniad Arddull ChicagoAzapagic, Adisa, and Slobodan Perdan. Sustainable Development in Practice: Case Studies for Engineers and Scientists. 2nd ed. Chichester, West Sussex, U.K: Wiley-Blackwell, 2011.
Dyfyniad MLAAzapagic, Adisa, and Slobodan Perdan. Sustainable Development in Practice: Case Studies for Engineers and Scientists. 2nd ed. Wiley-Blackwell, 2011.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.