APA ציטוט

Thomas, G. E., Cotton, P. B., Clark, C. G., & Boulos, P. B. (1980). Survey of management in acute upper gastrointestinal haemorrhage.

Citação norma Chicago

Thomas, G E., P B. Cotton, C G. Clark, and P B. Boulos. Survey of Management in Acute Upper Gastrointestinal Haemorrhage. 1980.

ציטוט MLA

Thomas, G E., P B. Cotton, C G. Clark, and P B. Boulos. Survey of Management in Acute Upper Gastrointestinal Haemorrhage. 1980.