APA ציטוט

Hurley, P. J., & Watson, L. (2018). Concise introduction to logic (13th ed.). Cengage.

Chicago Style (17th ed.) Citation

Hurley, Patrick J., and Lori Watson. Concise Introduction to Logic. 13th ed. India: Cengage, 2018.

ציטוט MLA

Hurley, Patrick J., and Lori Watson. Concise Introduction to Logic. 13th ed. Cengage, 2018.