Dyfyniad APA

Stephens, L. J. (2011). Statistics for engineers. McGraw-Hill Companies.

Dyfyniad Arddull Chicago

Stephens, Larry J. Statistics for Engineers. New York: McGraw-Hill Companies, 2011.

Dyfyniad MLA

Stephens, Larry J. Statistics for Engineers. McGraw-Hill Companies, 2011.

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