APA (7th ed.) Zitazioa

(1980). Immunology and immunopathology of the gastrointestinal tract / David F. Keren.

Chicago Style (17th ed.) Zitazioa

Immunology and Immunopathology of the Gastrointestinal Tract / David F. Keren. 1980.

MLA (9th ed.) Zitazioa

Immunology and Immunopathology of the Gastrointestinal Tract / David F. Keren. 1980.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.