Παραπομπή σε μορφή APA (7η εκδ.)

Alan, S., Boneva, T., & Ertac, S. (2019). Ever failed, try again, succeed better: Results from a randomized educational intervention on grit. Oxford University Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Alan, S., T. Boneva, και S. Ertac. Ever Failed, Try Again, Succeed Better: Results from a Randomized Educational Intervention on Grit. Oxford University Press, 2019.

Παραπομπή σε μορφή MLA (9th εκδ.)

Alan, S., et al. Ever Failed, Try Again, Succeed Better: Results from a Randomized Educational Intervention on Grit. Oxford University Press, 2019.