Παραπομπή σε μορφή APA (7η εκδ.)

Kotb, A. F., Spaner, S., Crump, T., & Hyndman, M. E. (2018). The role of mpMRI and PSA density in patients with an initial negative prostatic biopsy. World Journal of Urology, 36(12), 2021. https://doi.org/10.1007/s00345-018-2341-4

Παραπομπή σε μορφή Chicago (17η εκδ.)

Kotb, Ahmed Fouad, Shelley Spaner, Trafford Crump, και Matthew Eric Hyndman. "The Role of MpMRI and PSA Density in Patients with an Initial Negative Prostatic Biopsy." World Journal of Urology 36, no. 12 (2018): 2021. https://doi.org/10.1007/s00345-018-2341-4.

Παραπομπή σε μορφή MLA (9th εκδ.)

Kotb, Ahmed Fouad, et al. "The Role of MpMRI and PSA Density in Patients with an Initial Negative Prostatic Biopsy." World Journal of Urology, vol. 36, no. 12, 2018, p. 2021, https://doi.org/10.1007/s00345-018-2341-4.