Cita APA (7th ed.)

-. (1977). Law in Philosophical perspective: Selected readings. Wadsworth Publishing Comp.

Cita Chicago (17th ed.)

-. Law in Philosophical Perspective: Selected Readings. California: Wadsworth Publishing Comp, 1977.

Cita MLA (9th ed.)

-. Law in Philosophical Perspective: Selected Readings. Wadsworth Publishing Comp, 1977.