APA (7th ed.) Citation

Humbert, M., Souza, R., & Simonneau, G. (2012). Pulmonary vascular disorders. Karger.

Chicago Style (17th ed.) Citation

Humbert, Marc, Rogerio Souza, and Gérald Simonneau. Pulmonary Vascular Disorders. Basel: Karger, 2012.

MLA (9th ed.) Citation

Humbert, Marc, et al. Pulmonary Vascular Disorders. Karger, 2012.