APA (7th ed.) Citation

Longo, D. L. (2012). Harrison's principles of internal medicine (17th ed.). McGraw-Hill Medical.

Chicago Style (17th ed.) Citation

Longo, Dan L. Harrison's Principles of Internal Medicine. 17th ed. New York: McGraw-Hill Medical, 2012.

MLA (9th ed.) Citation

Longo, Dan L. Harrison's Principles of Internal Medicine. 17th ed. McGraw-Hill Medical, 2012.