Dyfyniad APA

Bryce, J. Y. (1998). Special edition using ISDN. 2nd Ed. (2nd.). PHI.

Dyfyniad Arddull Chicago

Bryce, James Y. Special Edition Using ISDN. 2nd Ed. 2nd. New Delhi: PHI, 1998.

Dyfyniad MLA

Bryce, James Y. Special Edition Using ISDN. 2nd Ed. 2nd. PHI, 1998.

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