Dyfyniad APA

Yescombo, E. R. (1976). Plastics and Rubber World Sources of Information. Applied Science Publishers.

Dyfyniad Arddull Chicago

Yescombo, E R. Plastics and Rubber World Sources of Information. London: Applied Science Publishers, 1976.

Dyfyniad MLA

Yescombo, E R. Plastics and Rubber World Sources of Information. Applied Science Publishers, 1976.

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