APA citiranje

Liu, H., Dixon, L. R., & George, T. J. (2009). Pancreatic Heterotopia Masquerading as Duodenal Carcinoid. International Society of Gastrointestinal Oncology.

Citação norma Chicago

Liu, Hong, Lisa R. Dixon, and Thomas J. George. Pancreatic Heterotopia Masquerading As Duodenal Carcinoid. International Society of Gastrointestinal Oncology, 2009.

MLA citiranje

Liu, Hong, Lisa R. Dixon, and Thomas J. George. Pancreatic Heterotopia Masquerading As Duodenal Carcinoid. International Society of Gastrointestinal Oncology, 2009.