Tarski, A., Tarski, J., & Helmer, O. (1994). Introduction to logic and to the methodology of the deductive sciences (4th ed.). New York, NY.: Oxford University Press.
Παραπομπή Chicago StyleTarski, Alfred, Jan Tarski, and Olaf Helmer. Introduction to Logic and to the Methodology of the Deductive Sciences. 4th ed. New York, NY.: Oxford University Press, 1994.
Παραπομπή MLATarski, Alfred, Jan Tarski, and Olaf Helmer. Introduction to Logic and to the Methodology of the Deductive Sciences. 4th ed. New York, NY.: Oxford University Press, 1994.
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