World Health Organization. (2000). Efficacy and radiation safety in interventional radiology. World Health Organization.
Chicago-viite (17. p.)World Health Organization. Efficacy and Radiation Safety in Interventional Radiology. Geneva: World Health Organization, 2000.
MLA-viite (8. p.)World Health Organization. Efficacy and Radiation Safety in Interventional Radiology. World Health Organization, 2000.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.