Principles of mathematical logic
by D. Hilbert and W. Ackermann; translated from the German by Lewis M. Hammond, George G. Leckie, F. Steinhardt ; edited and with notes by Robert E. Luce.
New York : Chelsea, 1950.
xii, 172 págs. ; 24 cm.
"Translation of the 2nd ed. of the authors' Grundzüge der theoretischen Logik, published in 1938."
Bibliography: p. 169-170.