Kramer, S. P. How to think like a scientist: Answering questions by the scientific method. New York: HarperCollins.
Trích dẫn kiểu ChicagoKramer, Stephen P. How to Think Like a Scientist: Answering Questions By the Scientific Method. New York: HarperCollins.
Deismireacht MLAKramer, Stephen P. How to Think Like a Scientist: Answering Questions By the Scientific Method. New York: HarperCollins.
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