Bassham, G. (2002). Critical thinking: A student's introduction. Mc Graw Hill Higher Education.
Chicago-viite (17. p.)Bassham, Gregory. Critical Thinking: A Student's Introduction. Boston: Mc Graw Hill Higher Education, 2002.
MLA-viite (9. p.)Bassham, Gregory. Critical Thinking: A Student's Introduction. Mc Graw Hill Higher Education, 2002.
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