APA citiranje

Rees, B. I., & Williams, H. R. (1992). Laparoscopic cholecystectomy: The first 155 patients. Royal College of Surgeons of England.

Citação norma Chicago

Rees, B. I., and H. R. Williams. Laparoscopic Cholecystectomy: The First 155 Patients. Royal College of Surgeons of England, 1992.

MLA citiranje

Rees, B. I., and H. R. Williams. Laparoscopic Cholecystectomy: The First 155 Patients. Royal College of Surgeons of England, 1992.