Breakwell, G. M., Smith, J. A., & Wright, D. B. (2012). Research methods in psychology (4th ed.). Sage.
Chicago (17e ed.) BronvermeldingBreakwell, Glynis M., Jonathan A. Smith, en Daniel B. Wright. Research Methods in Psychology. 4th ed. Los Angeles, Calif: Sage, 2012.
MLA (9e ed.) BronvermeldingBreakwell, Glynis M., et al. Research Methods in Psychology. 4th ed. Sage, 2012.
Let op: Deze citaties zijn niet altijd 100% accuraat.