Spencer, H., Kitsanta, P., & Riley, S. (2004). Cryptogenic multifocal ulcerous stenosing enteritis. The Royal Society of Medicine.
Chicago Style aipamenaSpencer, Hal, Panagiota Kitsanta, and Stuart Riley. Cryptogenic Multifocal Ulcerous Stenosing Enteritis. The Royal Society of Medicine, 2004.
MLA aipamenaSpencer, Hal, Panagiota Kitsanta, and Stuart Riley. Cryptogenic Multifocal Ulcerous Stenosing Enteritis. The Royal Society of Medicine, 2004.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.