APA

Najarian J. S., Delaney J. P., . (1984). Advances in gastrointestinal surgery. Chicago: Year Book Medical Publishers.

Chicago

Najarian John S, Delaney John P, . 1984. Advances in gastrointestinal surgery. Chicago: Year Book Medical Publishers.

Harvard

Najarian J. S., Delaney J. P., . (1984). Advances in gastrointestinal surgery. Chicago: Year Book Medical Publishers.

MLA

Najarian John S, Delaney John P, . Advances in gastrointestinal surgery. Chicago: Year Book Medical Publishers. 1984.