First Order Mathematical Logic (Dover Books on Mathematics)

First Order Mathematical Logic (Dover Books on Mathematics) by

An Introduction to Mathematical Logic (Dover Books on Mathematics)

First Order Mathematical Logic (Dover Books on Mathematics)

Mathematics and Logic (Dover Books on Mathematics) - paperback Kac, Mark|Ula...

Mathematical Logic: A First Course (Dover Books on Mathematics), Robbin, Joel W.

First Order Mathematical Logic by Angelo Margaris: Used