Gaya APA

Walters, M, D., Karram, M, M. (2015). Urogynecology and Reconstructive Pelvic Surgery (Fourth Edition). Philadelphia: Elsevier.

Gaya MLA

Walters, Mark, D.., Karram, Mickey, M.. "Urogynecology and Reconstructive Pelvic Surgery". Fourth Edition Philadelphia: Elsevier, 2015. Text.