MLA

Carlos Montufar, Alfredo F Gei, and Jorge Hidalgo. Obstetric Catastrophes. Springer International Publishing, 2021.

APA

Carlos Montufar, C. Montufar, Gei, A. F, & Hidalgo, J. (2021). Obstetric Catastrophes. Springer International Publishing.

Chicago

Carlos Montufar, Alfredo F Gei, and Jorge Hidalgo. Obstetric Catastrophes. : Springer International Publishing, 2021.