APA (7th ed.) Citation

Silen, W. (1991). Cope's early diagnosis of the acute abdomen (18. ed.). Oxford Univ. Press.

Chicago Style (17th ed.) Citation

Silen, William. Cope's Early Diagnosis of the Acute Abdomen. 18. ed. New York [u.a.]: Oxford Univ. Press, 1991.

MLA (9th ed.) Citation

Silen, William. Cope's Early Diagnosis of the Acute Abdomen. 18. ed. Oxford Univ. Press, 1991.