Dyfyniad APA

Dubois, J. H., & Levy, S. (1984). Plastics product design engineering handbook (Ed.2.).

Dyfyniad Arddull Chicago

Dubois, J Harris, and Sidney Levy. Plastics Product Design Engineering Handbook. Ed.2. London, Chapman and Hall, 1984.

Dyfyniad MLA

Dubois, J Harris, and Sidney Levy. Plastics Product Design Engineering Handbook. Ed.2. 1984.

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