Barnet, S., & Bedau, H. A. (2002). Critical thinking, reading, and writing: A brief guide to argument (4th ed.). Bedford/St. Martin's.
Cita Chicago (17th ed.)Barnet, Sylvan, i Hugo Adam Bedau. Critical Thinking, Reading, and Writing: A Brief Guide to Argument. 4th ed. Boston: Bedford/St. Martin's, 2002.
Cita MLA (9th ed.)Barnet, Sylvan, i Hugo Adam Bedau. Critical Thinking, Reading, and Writing: A Brief Guide to Argument. 4th ed. Bedford/St. Martin's, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.