Lua APA (7ú heag.)

Pollard, A., Scheifele, D., & Rosenstein, N. (2001). Epidemiology of meningococcal disease in north america.

Lua i Stíl Chicago (17ú heag.)

Pollard, A., D. Scheifele, agus N. Rosenstein. Epidemiology of Meningococcal Disease in North America. 2001.

Lua MLA (9ú heag.)

Pollard, A., et al. Epidemiology of Meningococcal Disease in North America. 2001.

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