Dyfyniad APA

Brown, W. E. (1969). Testing of polymers. Interscience Publishers.

Dyfyniad Arddull Chicago

Brown, William E. Testing of Polymers. New York: Interscience Publishers, 1969.

Dyfyniad MLA

Brown, William E. Testing of Polymers. Interscience Publishers, 1969.

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