APA   Click to copy
Greiff, S., & Neubert, J. C. (2014). On the relation of complex problem solving, personality, fluid intelligence, and academic achievement. Learning and Individual Differences, 36, 37–48. https://doi.org/10.1016/j.lindif.2014.08.003

Chicago/Turabian   Click to copy
Greiff, S., and J. C. Neubert. “On the Relation of Complex Problem Solving, Personality, Fluid Intelligence, and Academic Achievement.” Learning and Individual Differences 36 (2014): 37–48.

MLA   Click to copy
Greiff, S., and J. C. Neubert. “On the Relation of Complex Problem Solving, Personality, Fluid Intelligence, and Academic Achievement.” Learning and Individual Differences, vol. 36, 2014, pp. 37–48, doi:10.1016/j.lindif.2014.08.003.

@article{greiff2014a,
  title = {On the relation of complex problem solving, personality, fluid intelligence, and academic achievement},
  year = {2014},
  journal = {Learning and Individual Differences},
  pages = {37-48},
  volume = {36},
  doi = {10.1016/j.lindif.2014.08.003},
  author = {Greiff, S. and Neubert, J. C.}
}