Cita APA (7a ed.)

Calabresi, G. (1978). Tragic Choices: The conflicts society confronts in the allocation of tragically scarce resources. Norton.

Cita Chicago Style (17a ed.)

Calabresi, Guido. Tragic Choices: The Conflicts Society Confronts in the Allocation of Tragically Scarce Resources. Estados Unidos de Norteamérica: Norton, 1978.

Cita MLA (8a ed.)

Calabresi, Guido. Tragic Choices: The Conflicts Society Confronts in the Allocation of Tragically Scarce Resources. Norton, 1978.