Pettigrew, T. F. (1996). How to think like a social scientist. New York: HarperCollins College.
استشهاد بنمط شيكاغوPettigrew, Thomas F. How to Think Like a Social Scientist. New York: HarperCollins College, 1996.
MLA استشهادPettigrew, Thomas F. How to Think Like a Social Scientist. New York: HarperCollins College, 1996.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.