Dyfyniad APA

Newell, W., & Paul, F. A. (1983). Basic sign communication. National Association of the deaf.

Dyfyniad Arddull Chicago

Newell, William, and Frank Allen Paul. Basic Sign Communication. Maryland: National Association of the deaf, 1983.

Dyfyniad MLA

Newell, William, and Frank Allen Paul. Basic Sign Communication. National Association of the deaf, 1983.

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