Multiple Sclerosis International Federation, ebrary, Inc, & Polman, C. (2006). Multiple sclerosis: The guide to treatment and management (6th ed.). Demos.
Chicago Style (17th ed.) ZitazioaMultiple Sclerosis International Federation, Inc ebrary, eta Chris Polman. Multiple Sclerosis: The Guide to Treatment and Management. 6th ed. New York, N.Y.: Demos, 2006.
MLA (9th ed.) ZitazioaMultiple Sclerosis International Federation, et al. Multiple Sclerosis: The Guide to Treatment and Management. 6th ed. Demos, 2006.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.