MENDELSON, E. (1979). Introduction to mathematical: Logic. D.Van Nostrand.
Cita Chicago (17th ed.)MENDELSON, Elliott. Introduction to Mathematical: Logic. New York: D.Van Nostrand, 1979.
Cita MLA (9th ed.)MENDELSON, Elliott. Introduction to Mathematical: Logic. D.Van Nostrand, 1979.
Atenció: Aquestes cites poden no estar 100% correctes.