MLA

Boswell, James, 1740-1795. The life of Dr. Samuel Johnson, LL.D. carefully abridged from Mr. Boswell’s large work. By F. Thomas .... 1792. https://collections.library.yale.edu/catalog/2046921.

APA, 6th edition

Boswell, James, 1740-1795. (1792)[The life of Dr. Samuel Johnson, LL.D. carefully abridged from Mr. Boswell’s large work. By F. Thomas ...]. https://collections.library.yale.edu/catalog/2046921.