Cita APA (7th ed.)

Breakwell, G. M., Smith, J. A., & Wright, D. B. (2012). Research methods in psychology (4th ed.). Sage.

Cita Chicago (17th ed.)

Breakwell, Glynis M., Jonathan A. Smith, i Daniel B. Wright. Research Methods in Psychology. 4th ed. Los Angeles, Calif: Sage, 2012.

Cita MLA (9th ed.)

Breakwell, Glynis M., et al. Research Methods in Psychology. 4th ed. Sage, 2012.