Cita APA (7a ed.)

Hospers, J. (1971). Libertarianism, A political philosophy for tomorrow (Primera edición.). Reason Press.

Cita Chicago Style (17a ed.)

Hospers, John. Libertarianism, A Political Philosophy for Tomorrow. Primera edición. Santa Bárbara: Reason Press, 1971.

Cita MLA (8a ed.)

Hospers, John. Libertarianism, A Political Philosophy for Tomorrow. Primera edición. Reason Press, 1971.