Dyfyniad APA

Turner, S. (1973). Mechanical Testing of Plastics. Plastic Institute.

Dyfyniad Arddull Chicago

Turner, S. Mechanical Testing of Plastics. London: Plastic Institute, 1973.

Dyfyniad MLA

Turner, S. Mechanical Testing of Plastics. Plastic Institute, 1973.

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