Dyfyniad APA

Daley, K. (2020). Youth and Substance Abuse. 1st ed. 2016. Springer International Publishing.

Dyfyniad Arddull Chicago

Daley, Kathryn. Youth and Substance Abuse. 1st Ed. 2016. Springer International Publishing, 2020.

Dyfyniad MLA

Daley, Kathryn. Youth and Substance Abuse. 1st Ed. 2016. Springer International Publishing, 2020.

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