Dooley, D. (1997). Social research methods (3rd ed.). Prentice Hall of India.
Chicago Edition CitationDooley, David. Social Research Methods. 3rd ed. New Delhi: Prentice Hall of India, 1997.
Cita MLADooley, David. Social Research Methods. 3rd ed. Prentice Hall of India, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.