Cita APA (7a ed.)

(1973). Duodenal ulcer. Personal experience in 327 surgically treated cases.

Cita Chicago Style (17a ed.)

Duodenal Ulcer. Personal Experience in 327 Surgically Treated Cases. 1973.

Cita MLA (8a ed.)

Duodenal Ulcer. Personal Experience in 327 Surgically Treated Cases. 1973.