Dyfyniad APA

Zeisel, H. (1947). Say it with figures (5th ed.). Harper & Row.

Dyfyniad Arddull Chicago

Zeisel, Hans. Say It with Figures. 5th ed. New York: Harper & Row, 1947.

Dyfyniad MLA

Zeisel, Hans. Say It with Figures. 5th ed. Harper & Row, 1947.

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