Silman, A., Symmons, D., Scott, D., & Griffiths, I. (2003). British Society for Rheumatology Biologics Register.
Chicago Style aipamenaSilman, A., D. Symmons, D. Scott, and I. Griffiths. British Society for Rheumatology Biologics Register. 2003.
MLA aipamenaSilman, A., D. Symmons, D. Scott, and I. Griffiths. British Society for Rheumatology Biologics Register. 2003.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.