Dyfyniad APA

Mitchell, J. M. (1969). Policy-making and human welfare. Rand McNally.

Dyfyniad Arddull Chicago

Mitchell, Joyce M. Policy-making and Human Welfare. Chicago: Rand McNally, 1969.

Dyfyniad MLA

Mitchell, Joyce M. Policy-making and Human Welfare. Rand McNally, 1969.

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