Citazione Stile APA (7a Edizione)

Warren, S., & Warren, K. G. (2001). Multiple sclerosis. World Health Organization.

Citazione stile Chigago Style (17a edizione)

Warren, Sharon, e Kenneth G. Warren. Multiple Sclerosis. Geneva: World Health Organization, 2001.

Citatione MLA (9a ed.)

Warren, Sharon, e Kenneth G. Warren. Multiple Sclerosis. World Health Organization, 2001.