Dyfyniad APA

Ng, Y. (1979). Welfare economics: Introduction and development of basic concepts. London: MacMillan.

Dyfyniad Arddull Chicago

Ng, Yew-Kwang. Welfare Economics: Introduction and Development of Basic Concepts. London: MacMillan, 1979.

Dyfyniad MLA

Ng, Yew-Kwang. Welfare Economics: Introduction and Development of Basic Concepts. London: MacMillan, 1979.

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