APA Style
Hacker, N, F. et al (2016).
Hacker & Moore's essentials of obstetrics & gynecology .
Clifton Park, N.Y:
Elsevier.
MLA Style
Hacker, Neville, F.. et al.
"Hacker & Moore's essentials of obstetrics & gynecology".
Clifton Park, N.Y:
Elsevier,
2016.
ebook.