APA (7th ed.) Citation

(1979). Progressiv systemic sclerosis. Saunders.

Chicago Style (17th ed.) Citation

Progressiv Systemic Sclerosis. London: Saunders, 1979.

MLA (9th ed.) Citation

Progressiv Systemic Sclerosis. Saunders, 1979.

Warning: These citations may not always be 100% accurate.