APA-viite (7. p.)

Copi.Irving M. (2004). Introduction to Logic (11.). Prentice-Hall of India.

Chicago-viite (17. p.)

Copi.Irving M. Introduction to Logic. 11. New Delhi: Prentice-Hall of India, 2004.

MLA-viite (9. p.)

Copi.Irving M. Introduction to Logic. 11. Prentice-Hall of India, 2004.