Dyfyniad APA

Marx,Karl, & Engels,Frederick. (1980). Karl Marx Frederick Engels: Collected works. Progress Publishers.

Dyfyniad Arddull Chicago

Marx,Karl, and Engels,Frederick. Karl Marx Frederick Engels: Collected Works. Moscow: Progress Publishers, 1980.

Dyfyniad MLA

Marx,Karl, and Engels,Frederick. Karl Marx Frederick Engels: Collected Works. Progress Publishers, 1980.

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