Dyfyniad APA

Voldman, S. H., & Steven H. Voldman. (2015). ESD. Chichester, United Kingdom,Hoboken, NJ: John Wiley & Sons, Ltd.

Dyfyniad Arddull Chicago

Voldman, Steven H., và Steven H. Voldman. ESD. Chichester, United Kingdom,Hoboken, NJ: John Wiley & Sons, Ltd, 2015.

Dyfyniad MLA

Voldman, Steven H., và Steven H. Voldman. ESD. Chichester, United Kingdom,Hoboken, NJ: John Wiley & Sons, Ltd, 2015.

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