APA Citatie

Roper, A. C. (1908). PERFORATED GASTRIC ULCER: OPERATION 44 HOURS AFTER PERFORATION: RECOVERY.

Chicago Style citaat

Roper, Arthur C. PERFORATED GASTRIC ULCER: OPERATION 44 HOURS AFTER PERFORATION: RECOVERY. 1908.

MLA citatie

Roper, Arthur C. PERFORATED GASTRIC ULCER: OPERATION 44 HOURS AFTER PERFORATION: RECOVERY. 1908.

Let op: Deze citaties zijn niet altijd 100% accuraat.