APA (7th ed.) Citation

Richards, T. (1989). Clausal form logic: An introduction to the logic of computer reasoning. Addison-Wesley.

Chicago Style (17th ed.) Citation

Richards, Tom. Clausal Form Logic: An Introduction to the Logic of Computer Reasoning. Sydney: Addison-Wesley, 1989.

MLA (9th ed.) Citation

Richards, Tom. Clausal Form Logic: An Introduction to the Logic of Computer Reasoning. Addison-Wesley, 1989.