Dyfyniad APA

Kahaner, L. (1986). How MCI took on AT&T- and won! New York: A Warner Communications Company.

Dyfyniad Arddull Chicago

Kahaner, Larry. How MCI Took On AT&T- and Won! New York: A Warner Communications Company, 1986.

Dyfyniad MLA

Kahaner, Larry. How MCI Took On AT&T- and Won! New York: A Warner Communications Company, 1986.

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