Cite

[Commonplace book], [late 18th century].

MLA

[Commonplace Book], [Late 18th Century]. 0AD. https://collections.library.yale.edu/catalog/10082027.

APA, 6th edition

[Commonplace book], [late 18th century]. (0 C.E.). [Commonplace books, Manuscripts]. https://collections.library.yale.edu/catalog/10082027.