Cita APA (7a ed.)

Seagroatt, V., & Goldacre, M. (2003). Crohn's disease, ulcerative colitis, and measles vaccine in an English population, 1979-1998.

Cita Chicago Style (17a ed.)

Seagroatt, V., y M. Goldacre. Crohn's Disease, Ulcerative Colitis, and Measles Vaccine in an English Population, 1979-1998. 2003.

Cita MLA (9a ed.)

Seagroatt, V., y M. Goldacre. Crohn's Disease, Ulcerative Colitis, and Measles Vaccine in an English Population, 1979-1998. 2003.