APA (7th ed.) Citation

Silen, W., & Cope, Z. (2010). Cope's early diagnosis of the acute abdomen (22nd ed.). Oxford University Press.

Chicago Style (17th ed.) Citation

Silen, William, and Zachary Cope. Cope's Early Diagnosis of the Acute Abdomen. 22nd ed. Oxford: Oxford University Press, 2010.

MLA (9th ed.) Citation

Silen, William, and Zachary Cope. Cope's Early Diagnosis of the Acute Abdomen. 22nd ed. Oxford University Press, 2010.