APA (7th ed.) Citation

(1981). Valvular heart disease (1. ed.). Little, Brown.

Chicago Style (17th ed.) Citation

Valvular Heart Disease. 1. ed. Boston: Little, Brown, 1981.

MLA (9th ed.) Citation

Valvular Heart Disease. 1. ed. Little, Brown, 1981.

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