Citazione APA

Langman, M. J. S. (1965). Relationship between pre-operative bleeding and perforation and bleeding after operations for duodenal ulcer.

Stile di citazione Chicago

Langman, M. J. S. Relationship between Pre-operative Bleeding and Perforation and Bleeding After Operations for Duodenal Ulcer. 1965.

Citazione MLA

Langman, M. J. S. Relationship between Pre-operative Bleeding and Perforation and Bleeding After Operations for Duodenal Ulcer. 1965.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.