APA (7th ed.) Citation

Hammelstein, P., Berger, R., Bürgy, M., Fiedler, P., & Mundt, C. (2007). IREL: A psychometric instrument for measuring life themes. Psychopathology, 40(2), . https://doi.org/10.1159/000098489

Chicago Style (17th ed.) Citation

Hammelstein, Philipp, Ruth Berger, Martin Bürgy, Peter Fiedler, and Christoph Mundt. "IREL: A Psychometric Instrument for Measuring Life Themes." Psychopathology 40, no. 2 (2007). https://doi.org/10.1159/000098489.

MLA (9th ed.) Citation

Hammelstein, Philipp, et al. "IREL: A Psychometric Instrument for Measuring Life Themes." Psychopathology, vol. 40, no. 2, 2007, https://doi.org/10.1159/000098489.