Vloemans, Antoon
Logika
Erlangga , 1999
Buku Teks SO
Boolos, George
Logic, logic, and logic
Harvard University Press, 1998
Buku Teks SO
Kahane, Howard
Logic & philosophy : a modern introduction
1999
Multimedia
Jeffrey, Richard
Formal logic: its scope and limits
McGraw-Hill, 1981
Buku Teks SO
Bittle, Celestine N.
The science of correct thinking : logic
The Bruce Publishing, 1950
Buku Teks SO