APA   Click to copy
Greiff, S., Wüstenberg, S., Holt, D. V., Goldhammer, F., & Funke, J. (2013). Computer-based assessment of complex problem solving. Concept, implementation, and application. Educational Technology and Research Development, 61, 407–421. https://doi.org/10.1007/s11423-013-9301-x

Chicago/Turabian   Click to copy
Greiff, S., S. Wüstenberg, D. V. Holt, F. Goldhammer, and J Funke. “Computer-Based Assessment of Complex Problem Solving. Concept, Implementation, and Application.” Educational Technology and Research Development 61 (2013): 407–421.

MLA   Click to copy
Greiff, S., et al. “Computer-Based Assessment of Complex Problem Solving. Concept, Implementation, and Application.” Educational Technology and Research Development, vol. 61, 2013, pp. 407–21, doi:10.1007/s11423-013-9301-x.

@article{greiff2013a,
  title = {Computer-based assessment of complex problem solving. Concept, implementation, and application},
  year = {2013},
  journal = {Educational Technology and Research Development},
  pages = {407-421},
  volume = {61},
  doi = {10.1007/s11423-013-9301-x},
  author = {Greiff, S. and Wüstenberg, S. and Holt, D. V. and Goldhammer, F. and Funke, J}
}