Dyfyniad APA

(1944). Symposium on the Applications of Synthetic Rubber. American Society for Testing materials.

Dyfyniad Arddull Chicago

Symposium on the Applications of Synthetic Rubber. Philadelphia: American Society for Testing materials, 1944.

Dyfyniad MLA

Symposium on the Applications of Synthetic Rubber. American Society for Testing materials, 1944.

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