APA (7th ed.) Zitazioa
ebrary, Inc, Tham, T. C. K., Collins, J. S. A., & Soetikno, R. (2009). Gastrointestinal emergencies (2nd ed.). Wiley-Blackwell Pub..
Chicago Style (17th ed.) Zitazioa
ebrary, Inc, Tony C. K. Tham, John S. A. Collins, eta Roy Soetikno. Gastrointestinal Emergencies. 2nd ed. Chichester, UK ; Hoboken, NJ: Wiley-Blackwell Pub., 2009.
MLA (9th ed.) Zitazioa
ebrary, Inc, et al. Gastrointestinal Emergencies. 2nd ed. Wiley-Blackwell Pub., 2009.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.