APA (7th ed.) Citation

Isselbacher, K. J., Adams, R. D., & Braunwald, E. (1980). Harrison's principles of internal medicine (9th edition.). McGraw-Hill.

Chicago Style (17th ed.) Citation

Isselbacher, Kurt J., Raymond D. Adams, and Eugene Braunwald. Harrison's Principles of Internal Medicine. 9th edition. New York, NY: McGraw-Hill, 1980.

MLA (8th ed.) Citation

Isselbacher, Kurt J., et al. Harrison's Principles of Internal Medicine. 9th edition. McGraw-Hill, 1980.