Hensen, F. (1997). Plastics Extrusion technology (2nd ed.). Hanser.
Dyfyniad Arddull ChicagoHensen, Friedhelm. Plastics Extrusion Technology. 2nd ed. Munich: Hanser, 1997.
Dyfyniad MLAHensen, Friedhelm. Plastics Extrusion Technology. 2nd ed. Hanser, 1997.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.