May, T. (2011). Social research: Issues, methods and process (4th ed.). McGraw Hill, Open University Press.
Chicago-Zitierstil (17. Ausg.)May, Tim. Social Research: Issues, Methods and Process. 4th ed. Maidenhead, Berkshire, England: McGraw Hill, Open University Press, 2011.
MLA-Zitierstil (9. Ausg.)May, Tim. Social Research: Issues, Methods and Process. 4th ed. McGraw Hill, Open University Press, 2011.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.