Cita APA (7th ed.)
Tomassi, P. (1999). Logic. Routledge.
Cita Chicago (17th ed.)
Tomassi, Paul. Logic. London ; New York: Routledge, 1999.
Cita MLA (9th ed.)
Tomassi, Paul. Logic. Routledge, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.