MLA

Painter, Alexis, 1794-1867, author. Manuscript notes of lectures by James Gould, at the Litchfield Law School, taken circa 1817, by Alexis Painter. [1817?]. https://collections.library.yale.edu/catalog/16133406.

APA, 6th edition

Painter, Alexis, 1794-1867, author. ([1817?])[Manuscript notes of lectures by James Gould, at the Litchfield Law School, taken circa 1817, by Alexis Painter]. https://collections.library.yale.edu/catalog/16133406.