Kramer Stephen P. (1987). How to Think Like a Scientist: Answering Questions by the Scientific Method. American: HaperCollins.
Čikaški stil citiranjaKramer Stephen P. How to Think Like a Scientist: Answering Questions By the Scientific Method. American: HaperCollins, 1987.
MLA način citiranjaKramer Stephen P. How to Think Like a Scientist: Answering Questions By the Scientific Method. American: HaperCollins, 1987.
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