Corbetta Piergiorgio. (2003). Social Research Theory ,Methods And Techniques. SAGE.
Chicago Style (17th ed.) CitationCorbetta Piergiorgio. Social Research Theory ,Methods And Techniques. London: SAGE, 2003.
MLA (9th ed.) CitationCorbetta Piergiorgio. Social Research Theory ,Methods And Techniques. SAGE, 2003.
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