Ruggiero, V. R. (2007). The art of thinking: A guide to critical and creative thought (8th ed.). New York: Pearson Longman.
استشهاد بنمط شيكاغوRuggiero, Vincent Ryan. The Art of Thinking: A Guide to Critical and Creative Thought. 8th ed. New York: Pearson Longman, 2007.
MLA استشهادRuggiero, Vincent Ryan. The Art of Thinking: A Guide to Critical and Creative Thought. 8th ed. New York: Pearson Longman, 2007.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.