Dyfyniad APA

Gordon, S. P., & Gordon, F. S. (1994). Contemporary statistics: A computer approach. McGraw-Hill.

Dyfyniad Arddull Chicago

Gordon, Sheldon P., and Florence S. Gordon. Contemporary Statistics: A Computer Approach. New York: McGraw-Hill, 1994.

Dyfyniad MLA

Gordon, Sheldon P., and Florence S. Gordon. Contemporary Statistics: A Computer Approach. McGraw-Hill, 1994.

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