1. Ackerman’s Surgical Pathology;Rosai,1996
2. Surgical Pathology Dissection;Hruban,1996
3. Operative procedures on the gallbladder and common duct;Colcock,1952
4. Biliary tree;Nahrwold,1986
5. Laparoscopic cholecystectomy. Early Mayo Clinic experience;Donohue;Mayo Clin Proc,1992