Mathematical Logic

Proofs and Refutations: The Logic of Mathematical Discovery

Mathematical Logic: 37 Graduate Texts in Mathematics - J. Donald Monk Springer

Principles of Mathematical Logic By D. Hilbert and W. Ackermann, Hardcover, 2008

From Frege to Gödel : A Source Book in Mathematical Logic

Godel’s Way: Exploits into an Undecidable World-Kurt Godel-Mathematical Logic

FOUNDATIONS OF MATHEMATICAL LOGIC – Haskell B. Curry – Dover Publications – 1976

PRINCIPLES OF MATHEMATICAL LOGIC - HILBERT ACKERMANN - HARDCOVER - GLASSINE DJ