Dyfyniad APA

Graedel, T. E., & Allenby, B. R. (1998). Industrial ecology and the automobile. Prentice Hall.

Dyfyniad Arddull Chicago

Graedel, T. E., and Braden R. Allenby. Industrial Ecology and the Automobile. Upper Saddle River, NJ: Prentice Hall, 1998.

Dyfyniad MLA

Graedel, T. E., and Braden R. Allenby. Industrial Ecology and the Automobile. Prentice Hall, 1998.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.