Dyfyniad APA

Plastes. (1946). Plastics in industry (2nd ed.). Chapman and Hall.

Dyfyniad Arddull Chicago

Plastes. Plastics in Industry. 2nd ed. London: Chapman and Hall, 1946.

Dyfyniad MLA

Plastes. Plastics in Industry. 2nd ed. Chapman and Hall, 1946.

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