APA (7 ম সংস্করণ) উদ্ধৃতি

Björnsson, E., Olsson, R., Bergquist, A., Lindgren, S., Braden, B., Chapman, R., . . . Angulo, P. (2008). The natural history of small-duct primary sclerosing cholangitis.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Björnsson, E., R. Olsson, A. Bergquist, S. Lindgren, B. Braden, R. Chapman, K. Boberg, এবং P. Angulo. The Natural History of Small-duct Primary Sclerosing Cholangitis. 2008.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Björnsson, E., et al. The Natural History of Small-duct Primary Sclerosing Cholangitis. 2008.