Somekh Bridget & Lewin Cathy. (2005). Research Methods in the Social Science. SAGE.
Chicago Style (17. basım) AtıfSomekh Bridget ve Lewin Cathy. Research Methods in the Social Science. London: SAGE, 2005.
MLA (9th ed.) AtıfSomekh Bridget ve Lewin Cathy. Research Methods in the Social Science. SAGE, 2005.
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