APA (7th ed.) Citation

(1984). Recent progress in mitral valve disease. Butterworths.

Chicago Style (17th ed.) Citation

Recent Progress in Mitral Valve Disease. London: Butterworths, 1984.

MLA (9th ed.) Citation

Recent Progress in Mitral Valve Disease. Butterworths, 1984.

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