APA   Click to copy
Mundorf, A. M. D., Uitvlugt, M. G., & Healey, M. K. Retrieval practice in free recall: Effects of delay, additional tests, and practice success. Https://Osf.io/Preprints/Psyarxiv/3ar8w.

Chicago/Turabian   Click to copy
Mundorf, A. M. D., M. G. Uitvlugt, and M. K. Healey. “Retrieval Practice in Free Recall: Effects of Delay, Additional Tests, and Practice Success.” https://osf.io/preprints/psyarxiv/3ar8w (n.d.).

MLA   Click to copy
Mundorf, A. M. D., et al. “Retrieval Practice in Free Recall: Effects of Delay, Additional Tests, and Practice Success.” Https://Osf.io/Preprints/Psyarxiv/3ar8w.

@article{mundorf-a,
  title = {Retrieval practice in free  recall: Effects of delay, additional tests, and practice success.},
  journal = {https://osf.io/preprints/psyarxiv/3ar8w},
  author = {Mundorf, A. M. D. and Uitvlugt, M. G. and Healey, M. K.}
}