Cita APA (7a ed.)
Torralba, J. M., Šilar, M., & García Martínez, A. N. (2008). Natural law: Historical, systematic and juridical approaches. Cambridge Scholars Pub..
Cita Chicago Style (17a ed.)
Torralba, José María, Mario Šilar, y Alejandro Néstor García Martínez. Natural Law: Historical, Systematic and Juridical Approaches. Newscastle upon Tyne, UK: Cambridge Scholars Pub., 2008.
Cita MLA (9a ed.)
Torralba, José María, et al. Natural Law: Historical, Systematic and Juridical Approaches. Cambridge Scholars Pub., 2008.
警告：這些引文格式不一定是100％准確.