Dyfyniad APA

Sullivan, M., & Sullivan, M. 1. J. 2. (2003). Precalculus: Enhanced with graphing utilities (3rd ed.). Prentice Hall.

Dyfyniad Arddull Chicago

Sullivan, Michael, and Michael 1967 July 2- Sullivan. Precalculus: Enhanced with Graphing Utilities. 3rd ed. Upper Saddle River, N.J: Prentice Hall, 2003.

Dyfyniad MLA

Sullivan, Michael, and Michael 1967 July 2- Sullivan. Precalculus: Enhanced with Graphing Utilities. 3rd ed. Prentice Hall, 2003.

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