APA-Zitierstil (7. Ausg.)

Seymour, D., & Beardslee, E. (1988). Critical thinking activities: In patterns, imagery, logic. Seymour.

Chicago-Zitierstil (17. Ausg.)

Seymour, Dale, und Ed Beardslee. Critical Thinking Activities: In Patterns, Imagery, Logic. Palo Alto, Ca: Seymour, 1988.

MLA-Zitierstil (9. Ausg.)

Seymour, Dale, und Ed Beardslee. Critical Thinking Activities: In Patterns, Imagery, Logic. Seymour, 1988.