Swethadri Gumballi & Wong Jacqueline. (2009). Pearls from the abdomen. Wolters Kluwer Medknow Publications.
Chicago Style (17th ed.) ZitazioaSwethadri Gumballi eta Wong Jacqueline. Pearls from the Abdomen. Wolters Kluwer Medknow Publications, 2009.
MLA (9th ed.) ZitazioaSwethadri Gumballi eta Wong Jacqueline. Pearls from the Abdomen. Wolters Kluwer Medknow Publications, 2009.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.