Schrenk, M. A. (2007). The metaphysics of ceteris paribus laws. Ontos Verlag.
Cita Chicago (17th ed.)Schrenk, Markus A. The Metaphysics of Ceteris Paribus Laws. Frankfurt: Ontos Verlag, 2007.
Cita MLA (9th ed.)Schrenk, Markus A. The Metaphysics of Ceteris Paribus Laws. Ontos Verlag, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.