Lua APA (7ú heag.)
Paul, R., & Elder, L. (2007). A guide for educators to critical thinking competency standards: Standards, principles, performance indicators, and outcomes with a critical thinking master rubric. Foundation for Critical Thinking.
Lua i Stíl Chicago (17ú heag.)
Paul, Richard, agus Linda Elder. A Guide for Educators to Critical Thinking Competency Standards: Standards, Principles, Performance Indicators, and Outcomes with a Critical Thinking Master Rubric. Dillon Beach, Calif.: Foundation for Critical Thinking, 2007.
Lua MLA (9ú heag.)
Paul, Richard, agus Linda Elder. A Guide for Educators to Critical Thinking Competency Standards: Standards, Principles, Performance Indicators, and Outcomes with a Critical Thinking Master Rubric. Foundation for Critical Thinking, 2007.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.