Citazione Stile APA (7a Edizione)

Uhlig, H., Stephan, S., Deutscher, J., Kiess, W., & Richter, T. (2004). Angiodysplasia as a cause of gastrointestinal bleeding in childhood.

Citazione stile Chigago Style (17a edizione)

Uhlig, H., S. Stephan, J. Deutscher, W. Kiess, e T. Richter. Angiodysplasia as a Cause of Gastrointestinal Bleeding in Childhood. 2004.

Citatione MLA (9a ed.)

Uhlig, H., et al. Angiodysplasia as a Cause of Gastrointestinal Bleeding in Childhood. 2004.