APA (7th ed.) Citation

ScienceDirect (Online service), Lucchinetti, C. F., & Hohlfeld, R. (2009). Multiple sclerosis 3. Elsevier Saunders.

Chicago Style (17th ed.) Citation

ScienceDirect (Online service), Claudia F. Lucchinetti, and R. Hohlfeld. Multiple Sclerosis 3. Philadelphia: Elsevier Saunders, 2009.

MLA (9th ed.) Citation

ScienceDirect (Online service), et al. Multiple Sclerosis 3. Elsevier Saunders, 2009.