Dyfyniad APA

Prentice-Hall, Inc. New Jersey. Federal tax course. Prentice-Hall.

Dyfyniad Arddull Chicago

Prentice-Hall, Inc. New Jersey. Federal Tax Course. Englewood Cliffs, N.J: Prentice-Hall.

Dyfyniad MLA

Prentice-Hall, Inc. New Jersey. Federal Tax Course. Prentice-Hall.

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