Dyfyniad APA

Emmett, D., & Nice, G. (2006). Understanding drug issues: A handbook for parents, teachers and other professionals (2nd ed.). Jessica Kingsley Publishers.

Dyfyniad Arddull Chicago

Emmett, David, and Graeme Nice. Understanding Drug Issues: A Handbook for Parents, Teachers and Other Professionals. 2nd ed. London ; Philadelphia: Jessica Kingsley Publishers, 2006.

Dyfyniad MLA

Emmett, David, and Graeme Nice. Understanding Drug Issues: A Handbook for Parents, Teachers and Other Professionals. 2nd ed. Jessica Kingsley Publishers, 2006.

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