APA aipamena

Boyd, R. (2003). Critical reasoning and logic (First Edition.). Prentice Hall.

Chicago Style aipamena

Boyd, Robert. Critical Reasoning and Logic. First Edition. Upper Saddle River, New Jersey: Prentice Hall, 2003.

MLA aipamena

Boyd, Robert. Critical Reasoning and Logic. First Edition. Prentice Hall, 2003.