Dyfyniad APA

(1998). International encyclopedia of public policy and administration.: V.3. Boulder: Westview Press.

Dyfyniad Arddull Chicago

International Encyclopedia of Public Policy and Administration.: V.3. Boulder: Westview Press, 1998.

Dyfyniad MLA

International Encyclopedia of Public Policy and Administration.: V.3. Boulder: Westview Press, 1998.

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