Dyfyniad APA

Ng,Yew-Kwag. (1979). Welfare economics: Introduction and development of basic concepts. Mac Millan.

Dyfyniad Arddull Chicago

Ng,Yew-Kwag. Welfare Economics: Introduction and Development of Basic Concepts. London: Mac Millan, 1979.

Dyfyniad MLA

Ng,Yew-Kwag. Welfare Economics: Introduction and Development of Basic Concepts. Mac Millan, 1979.

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