Cita APA (7th ed.)
Pratt, S. L. (2010). Logic: Inquiry, argument, and order. Wiley.
Cita Chicago (17th ed.)
Pratt, Scott L. Logic: Inquiry, Argument, and Order. Hoboken, New Jersey: Wiley, 2010.
Cita MLA (9th ed.)
Pratt, Scott L. Logic: Inquiry, Argument, and Order. Wiley, 2010.
Atenció: Aquestes cites poden no estar 100% correctes.