Dyfyniad APA

Hutchison, T. W. (1977). Knowledge and ignorance in economics. Blackwell.

Dyfyniad Arddull Chicago

Hutchison, T. W. Knowledge and Ignorance in Economics. Oxford: Blackwell, 1977.

Dyfyniad MLA

Hutchison, T. W. Knowledge and Ignorance in Economics. Blackwell, 1977.

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