Dyfyniad APA

Machlup, F. (1980). Knowledge, its creation, distribution, and economic significance. New Jersey: Princeton University Press.

Dyfyniad Arddull Chicago

Machlup, Fritz. Knowledge, Its Creation, Distribution, and Economic Significance. New Jersey: Princeton University Press, 1980.

Dyfyniad MLA

Machlup, Fritz. Knowledge, Its Creation, Distribution, and Economic Significance. New Jersey: Princeton University Press, 1980.

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