MLA

Selden, Ulysses, 1780-1812, author. Litchfield Law School notebooks. 2. 1802-1809.. https://collections.library.yale.edu/catalog/32397485.

APA, 6th edition

Selden, Ulysses, 1780-1812, author. (["2"])(1802-1809.)[Litchfield Law School notebooks]. https://collections.library.yale.edu/catalog/32397485.