Morash, Ronald P.
Random House, 1987
Buku Teks
Carnap, Rudolf
Dover Publications, 1958
Buku Teks
Bundy, Alan
Academic Press, 1983
Buku Teks
Ben-Ari, Mordecchai, 1948-
Springer, 2012
eBooks
edited by Jon Barwise; with the cooperation, H.J. Keisler, K. Kunen, Y. N. Moschowakis, A.S. Trioelstra
North-Holland Pub. Co, 1978
Buku Referensi