APA Style

Cunninhgham, F, G. et al (2016). Obstetrícia de williams (2016) (24 a edicao). Brasil: AMGH Editora Ltda..

MLA Style

Cunninhgham, F., Gary. et al. "Obstetrícia de williams (2016)". 24 a edicao Brasil: AMGH Editora Ltda., 2016. Text.