Sweatt v. Painter, 339 U.S. 629 (1950). Retrieved from Cornell University Law School, Legal Information Institute website: http://www.law.cornell.edu/supct/html/historics/USSC_CR_0339_0629_ZS.html
Explain
Give the name of the case, neither italicized nor in quotation marks. (Italicize the title in an in-text citation.)
Follow with the volume number of the case, the case reporter (abbreviated “U.S.,” “F. Supp.,” and so on), the first page number, and the date of the decision. (You will find this information in the source itself.)