Richards, T. (1989). Clausal form logic: An introduction to the logic of computer reasoning. Addison-Wesley.
Chicago Style (17. basım) AtıfRichards, Tom. Clausal Form Logic: An Introduction to the Logic of Computer Reasoning. Sydney: Addison-Wesley, 1989.
MLA (9th ed.) AtıfRichards, Tom. Clausal Form Logic: An Introduction to the Logic of Computer Reasoning. Addison-Wesley, 1989.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..