APA citiranje

(2012). Gastrointestinal Cancer Research Official Journal of the International Society of Gastrointestinal Oncology Contents of Volume 5, Issues 1–6 January–December 2012. International Society of Gastrointestinal Oncology.

Citação norma Chicago

Gastrointestinal Cancer Research Official Journal of the International Society of Gastrointestinal Oncology Contents of Volume 5, Issues 1–6 January–December 2012. International Society of Gastrointestinal Oncology, 2012.

MLA citiranje

Gastrointestinal Cancer Research Official Journal of the International Society of Gastrointestinal Oncology Contents of Volume 5, Issues 1–6 January–December 2012. International Society of Gastrointestinal Oncology, 2012.