Dyfyniad APA
ebrary, Inc, Factor, S. A., & Weiner, W. J. (2008). Parkinson's disease: Diagnosis and clinical management (2nd ed., rev. and updated.). Demos.
Dyfyniad Arddull Chicago
ebrary, Inc, Stewart A. Factor, and William J. Weiner. Parkinson's Disease: Diagnosis and Clinical Management. 2nd ed., rev. and updated. New York: Demos, 2008.
Dyfyniad MLA
ebrary, Inc, et al. Parkinson's Disease: Diagnosis and Clinical Management. 2nd ed., rev. and updated. Demos, 2008.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.