APA (7th ed.) Citation

Dorr, P. -. (2017). Obstetric interventions. Cambridge University Press.

Chicago Style (17th ed.) Citation

Dorr, P.J. -2014. Obstetric Interventions. Cambridge: Cambridge University Press, 2017.

MLA (9th ed.) Citation

Dorr, P.J. -2014. Obstetric Interventions. Cambridge University Press, 2017.