APA   Click to copy
Greiff, S., Fischer, A., Wüstenberg, S., Sonnleitner, P., Brunner, M., & Martin, R. (2013). A multitrait-multimethod study of assessment instruments for complex problem solving. Intelligence, 41, 579–596. https://doi.org/10.1016/j.intell.2013.07.012

Chicago/Turabian   Click to copy
Greiff, S., A. Fischer, S. Wüstenberg, P. Sonnleitner, M. Brunner, and R. Martin. “A Multitrait-Multimethod Study of Assessment Instruments for Complex Problem Solving.” Intelligence 41 (2013): 579–596.

MLA   Click to copy
Greiff, S., et al. “A Multitrait-Multimethod Study of Assessment Instruments for Complex Problem Solving.” Intelligence, vol. 41, 2013, pp. 579–96, doi:10.1016/j.intell.2013.07.012.

@article{greiff2013a,
  title = {A multitrait-multimethod study of assessment instruments for complex problem solving},
  year = {2013},
  journal = {Intelligence},
  pages = {579-596},
  volume = {41},
  doi = {10.1016/j.intell.2013.07.012},
  author = {Greiff, S. and Fischer, A. and Wüstenberg, S. and Sonnleitner, P. and Brunner, M. and Martin, R.}
}