Pettigrew, T. F. (1996). How to think like a social scientist. HarperCollins College Publishers.
Chicago Style (17. basım) AtıfPettigrew, Thomas F. How to Think like a Social Scientist. New York: HarperCollins College Publishers, 1996.
MLA (9th ed.) AtıfPettigrew, Thomas F. How to Think like a Social Scientist. HarperCollins College Publishers, 1996.
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