Georgiev, V. S. (2009). Tick-Borne Bacterial, Rickettsial, Spirochetal, and Protozoal Diseases. National Institute of Allergy and Infectious Diseases, NIH.
Citação norma ChicagoGeorgiev, Vassil St. "Tick-Borne Bacterial, Rickettsial, Spirochetal, and Protozoal Diseases." National Institute of Allergy and Infectious Diseases, NIH 2009.
Citação norma MLAGeorgiev, Vassil St. "Tick-Borne Bacterial, Rickettsial, Spirochetal, and Protozoal Diseases." National Institute of Allergy and Infectious Diseases, NIH 2009.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.