APA Style
Sleisenger, M, H. et al (2006).
Sleisenger & Fordtran's gastrointestinal and liver disease :pathophysiology, diagnosis, management (8th ed.).
Philadelphia ::
Saunders,.
MLA Style
Sleisenger, Marvin, H.. et al.
"Sleisenger & Fordtran's gastrointestinal and liver disease :pathophysiology, diagnosis, management".
8th ed.
Philadelphia ::
Saunders,,
2006.
Text.