Dyfyniad APA

Utts, J. M., & Jessica M. Utts; Robert F. Heckard. (2006). Statistical ideas and methods. Belmont, CA: Thomson-Brooks/Cole.

Dyfyniad Arddull Chicago

Utts, Jessica M., và Jessica M. Utts; Robert F. Heckard. Statistical Ideas and Methods. Belmont, CA: Thomson-Brooks/Cole, 2006.

Dyfyniad MLA

Utts, Jessica M., và Jessica M. Utts; Robert F. Heckard. Statistical Ideas and Methods. Belmont, CA: Thomson-Brooks/Cole, 2006.

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