Dyfyniad APA

Coomber, R. a. (2013). KEY concepts in drugs and society. SAGE.

Dyfyniad Arddull Chicago

Coomber, Ross...[et al]. KEY Concepts in Drugs and Society. SAGE, 2013.

Dyfyniad MLA

Coomber, Ross...[et al]. KEY Concepts in Drugs and Society. SAGE, 2013.

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