Enderton, H. B. (2001). A Mathematical introduction to logic (2nd ed.). San Diego New York: Harcourt/ Academic Press.
Παραπομπή Chicago StyleEnderton, Herbert B. A Mathematical Introduction to Logic. 2nd ed. San Diego New York: Harcourt/ Academic Press, 2001.
Παραπομπή MLAEnderton, Herbert B. A Mathematical Introduction to Logic. 2nd ed. San Diego New York: Harcourt/ Academic Press, 2001.
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