APA Style
Yentis, S. et al (2010).
Analgesia, Anaesthesia and Pregnancy : A Practical Guide (2nd edition).
Inggris:
Cambridge University Press.
MLA Style
Yentis, Steve. et al.
"Analgesia, Anaesthesia and Pregnancy : A Practical Guide".
2nd edition
Inggris:
Cambridge University Press,
2010.
Text.