Dyfyniad APA

Michael James Hill (1937-. (1993). Understanding social policy. Cambridge, Massachusetts: Blackwell.

Dyfyniad Arddull Chicago

Michael James Hill (1937-. Understanding Social Policy. Cambridge, Massachusetts: Blackwell, 1993.

Dyfyniad MLA

Michael James Hill (1937-. Understanding Social Policy. Cambridge, Massachusetts: Blackwell, 1993.

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