Bras, J. L., & Berck, I. E. (1957). Rubber: Fundamentals of its Science and Technology. Chemical Pub.
Dyfyniad Arddull ChicagoBras, Jean Le, and Irene E. Berck. Rubber: Fundamentals of Its Science and Technology. New York: Chemical Pub, 1957.
Dyfyniad MLABras, Jean Le, and Irene E. Berck. Rubber: Fundamentals of Its Science and Technology. Chemical Pub, 1957.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.