Hoyle,W, & Karsa, D. (1997). Chemical aspects of plastics recycling. Royal society of chemistry.
Dyfyniad Arddull ChicagoHoyle,W, and D.R Karsa. Chemical Aspects of Plastics Recycling. U.K: Royal society of chemistry, 1997.
Dyfyniad MLAHoyle,W, and D.R Karsa. Chemical Aspects of Plastics Recycling. Royal society of chemistry, 1997.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.