Dyfyniad APA

Barnett, R. A., & Ziegler, M. R. (1993). College algebra: Raymond A. Barnett, Michael R. Ziegler (5th ed.). McGraw-Hill.

Dyfyniad Arddull Chicago

Barnett, Raymond A., and Michael R. Ziegler. College Algebra: Raymond A. Barnett, Michael R. Ziegler. 5th ed. New York: McGraw-Hill, 1993.

Dyfyniad MLA

Barnett, Raymond A., and Michael R. Ziegler. College Algebra: Raymond A. Barnett, Michael R. Ziegler. 5th ed. McGraw-Hill, 1993.

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