Cook, L. A., Pun, A., Gallo, M. F., Lopez, L. M., & Van Vliet, H. A. (2014). Scalpel versus no‐scalpel incision for vasectomy. Cochrane Database Syst Rev.
Chicago Style aipamenaCook, Lynley A., Asha Pun, Maria F. Gallo, Laureen M. Lopez, and Huib AAM Van Vliet. "Scalpel Versus No‐scalpel Incision for Vasectomy." Cochrane Database Syst Rev 2014.
MLA aipamenaCook, Lynley A., et al. "Scalpel Versus No‐scalpel Incision for Vasectomy." Cochrane Database Syst Rev 2014.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.