Dyfyniad APA

Paul, R., & Elder, L. (2006). Critical Thinking: Learn the tools the best thinkers use. Pearson International.

Dyfyniad Arddull Chicago

Paul, Richard, and Linda Elder. Critical Thinking: Learn the Tools the Best Thinkers Use. New Jersey: Pearson International, 2006.

Dyfyniad MLA

Paul, Richard, and Linda Elder. Critical Thinking: Learn the Tools the Best Thinkers Use. Pearson International, 2006.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.