APA (7th ed.) Citation

Lyons, D. C. (1968). Oral and facial signs and symptoms of systemic diseases: A diagnostic manual. Thomas.

Chicago Style (17th ed.) Citation

Lyons, Don Chalmers. Oral and Facial Signs and Symptoms of Systemic Diseases: A Diagnostic Manual. Springfield, IL: Thomas, 1968.

MLA (9th ed.) Citation

Lyons, Don Chalmers. Oral and Facial Signs and Symptoms of Systemic Diseases: A Diagnostic Manual. Thomas, 1968.