Cita APA

Torloni, M. R., Betran, A. P., Souza, J. P., Widmer, M., Allen, T., Gulmezoglu, M., & Merialdi, M. (2011). Classifications for Cesarean Section: A Systematic Review. Public Library of Science.

Chicago Style Citation

Torloni, Maria Regina, Ana Pilar Betran, Joao Paulo Souza, Mariana Widmer, Tomas Allen, Metin Gulmezoglu, i Mario Merialdi. Classifications for Cesarean Section: A Systematic Review. Public Library of Science, 2011.

Cita MLA

Torloni, Maria Regina, et al. Classifications for Cesarean Section: A Systematic Review. Public Library of Science, 2011.