MLA

Hoffman, Paul; Friedman, Herman; Bendinelli, Mauro, et al. Legionella Pneumophila. Springer US, 2008.

APA

Hoffman, M., Bendinelli, M., Friedman, H., & Hoffman, P. S. (2008). Legionella pneumophila. Springer US.

Chicago

Hoffman, Paul; Friedman, Herman; Bendinelli, Mauro, Mauro Bendinelli, Herman Friedman, and Paul S Hoffman. Legionella Pneumophila. : Springer US, 2008.