Chicago
Appendix https://www.govinfo.gov/app/details/USREPORTS-131/USREPORTS-131-FrontMatter-2.
APA
Appendix https://www.govinfo.gov/app/details/USREPORTS-131/USREPORTS-131-FrontMatter-2.
MLA
Appendix. https://www.govinfo.gov/app/details/USREPORTS-131/USREPORTS-131-FrontMatter-2.
Bluebook
Appendix.