Cita APA

Silverman, H. A. (1955). The substance of economics. London: SirIssac Pitman & Sons, Ltd.

Chicago Style Citation

Silverman, H. A. The Substance of Economics. London: SirIssac Pitman & Sons, Ltd, 1955.

Cita MLA

Silverman, H. A. The Substance of Economics. London: SirIssac Pitman & Sons, Ltd, 1955.

Atenció: Aquestes cites poden no estar 100% correctes.