APA (7th ed.) Citation

Walter, J. B. (1982). An introduction to the principles of disease (2nd ed.). Saunders.

Chicago Style (17th ed.) Citation

Walter, J. B. An Introduction to the Principles of Disease. 2nd ed. Philadelphia: Saunders, 1982.

MLA (9th ed.) Citation

Walter, J. B. An Introduction to the Principles of Disease. 2nd ed. Saunders, 1982.