Dyfyniad APA

Abraham, P. (1997). Contact USA: A reading and vocabulary text. Upper Saddle River, New Jersey: Prentice-Hall.

Dyfyniad Arddull Chicago

Abraham, Paul. Contact USA: A Reading and Vocabulary Text. Upper Saddle River, New Jersey: Prentice-Hall, 1997.

Dyfyniad MLA

Abraham, Paul. Contact USA: A Reading and Vocabulary Text. Upper Saddle River, New Jersey: Prentice-Hall, 1997.

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