Dyfyniad APA

Kohler, H. (1968). Scarcity Challenged An Introduction To Economics Heinz Kohler. Holt, Rinehart and Winston.

Dyfyniad Arddull Chicago

Kohler, Heinz. Scarcity Challenged An Introduction To Economics Heinz Kohler. Holt, Rinehart and Winston, 1968.

Dyfyniad MLA

Kohler, Heinz. Scarcity Challenged An Introduction To Economics Heinz Kohler. Holt, Rinehart and Winston, 1968.

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