Gaya APA

Lewis, S, L. et al (2014). Medical Surgical Nursing : Assessment and Management of Clinical Problems (Ninth Edition). St Louis Missouri USA: Elsevier Mosby.

Gaya MLA

Lewis, Sharon, L.. et al. "Medical Surgical Nursing : Assessment and Management of Clinical Problems". Ninth Edition St Louis Missouri USA: Elsevier Mosby, 2014. Text.