Feldman, M., Friedman, L. S., & Sleisenger, M. H. (2002). Sleisenger & Fordtran's Gastrointestinal and liver disease: Pathophysiology, diagnosis, management / Mark Feldman, Lawrence S. Friedman, Marvin H. Sleisenger (7th edition.). Saunders.
Παραπομπή σε μορφή Chicago (17η εκδ.)Feldman, Mark, Lawrence S. Friedman, και Marvin H. Sleisenger. Sleisenger & Fordtran's Gastrointestinal and Liver Disease: Pathophysiology, Diagnosis, Management / Mark Feldman, Lawrence S. Friedman, Marvin H. Sleisenger. 7th edition. Philadelphia [u.a.]: Saunders, 2002.
Παραπομπή σε μορφή MLA (8th εκδ.)Feldman, Mark, et al. Sleisenger & Fordtran's Gastrointestinal and Liver Disease: Pathophysiology, Diagnosis, Management / Mark Feldman, Lawrence S. Friedman, Marvin H. Sleisenger. 7th edition. Saunders, 2002.