First Order Mathematical Logic (Dover Books on Mathematics)

First-Order Logic (Dover Books on Mathematics) - Paperback - GOOD

What is Mathematical Logic? (Dover Books on Mathematics) - Paperback - GOOD

What is Mathematical Logic (Dover Books on Mathematics) - Paperback - VERY GOOD

First Order Mathematical Logic (Dover Books on Mathematics) by

First-Order Logic (Dover Books on Mathematics)

Ingenious Mathematical Problems and Methods (Dover Books on Mathematics) - GOOD

First Order Mathematical Logic by Angelo Margaris: Used