Cita APA (7th ed.)

Dempsey, B. W., & Thünen, J. H. v. (1960). The frontier wage: The economic organization of free agents. Loyola University Press.

Cita Chicago (17th ed.)

Dempsey, Bernard W., i Johann Heinrich von Thünen. The Frontier Wage: The Economic Organization of Free Agents. Chicago: Loyola University Press, 1960.

Cita MLA (8th ed.)

Dempsey, Bernard W., i Johann Heinrich von Thünen. The Frontier Wage: The Economic Organization of Free Agents. Loyola University Press, 1960.