APA-Zitierstil (7. Ausg.)

Hoaglund, J. (1984). Critical thinking: An introduction to informal logic. Vale Press.

Chicago-Zitierstil (17. Ausg.)

Hoaglund, John. Critical Thinking: An Introduction to Informal Logic. Newport News, Va: Vale Press, 1984.

MLA-Zitierstil (9. Ausg.)

Hoaglund, John. Critical Thinking: An Introduction to Informal Logic. Vale Press, 1984.