Van den Brink-Budgen, R. (2010). Critical thinking for students: Learn the skills of analysing, evaluating and producing arguments (4th ed.). How to Books.
Chicago-referens (17:e uppl.)Van den Brink-Budgen, Roy. Critical Thinking for Students: Learn the Skills of Analysing, Evaluating and Producing Arguments. 4th ed. Oxford: How to Books, 2010.
MLA-referens (9:e uppl.)Van den Brink-Budgen, Roy. Critical Thinking for Students: Learn the Skills of Analysing, Evaluating and Producing Arguments. 4th ed. How to Books, 2010.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.