Chicago
Reports of cases argued and adjudged in the Supreme Court of the United States, January term, 1840, https://www.govinfo.gov/app/details/USREPORTS-39.
APA
Reports of cases argued and adjudged in the Supreme Court of the United States, January term, 1840 https://www.govinfo.gov/app/details/USREPORTS-39.
MLA
Reports of cases argued and adjudged in the Supreme Court of the United States, January term, 1840. https://www.govinfo.gov/app/details/USREPORTS-39.
Bluebook
Reports of cases argued and adjudged in the Supreme Court of the United States, January term, 1840.