Chicago
Massachusetts v. New York
https://www.govinfo.gov/app/details/USREPORTS-131/USREPORTS-131-BackMatter-98.
APA
Massachusetts v. New York
https://www.govinfo.gov/app/details/USREPORTS-131/USREPORTS-131-BackMatter-98.
MLA
Massachusetts v. New York.
https://www.govinfo.gov/app/details/USREPORTS-131/USREPORTS-131-BackMatter-98.
Bluebook
Massachusetts v. New York.