Dyfyniad APA

Trevithick, P. (2012). Social work skills and knowledge: A practice handbook. UK: Mc Graw Hill.

Dyfyniad Arddull Chicago

Trevithick, Pamela. Social Work Skills and Knowledge: A Practice Handbook. UK: Mc Graw Hill, 2012.

Dyfyniad MLA

Trevithick, Pamela. Social Work Skills and Knowledge: A Practice Handbook. UK: Mc Graw Hill, 2012.

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