APA način citiranja

Leow, C. K., & Thompson, M. H. (1986). Endoscopic papillotomy without cholecystectomy for bile duct stones. Royal College of Surgeons of England.

Čikaški stil citiranja

Leow, C. K., i M. H. Thompson. Endoscopic Papillotomy Without Cholecystectomy for Bile Duct Stones. Royal College of Surgeons of England, 1986.

MLA način citiranja

Leow, C. K., i M. H. Thompson. Endoscopic Papillotomy Without Cholecystectomy for Bile Duct Stones. Royal College of Surgeons of England, 1986.