Cite

2 ALS in French to the third Marquis of Lansdowne [Petty-Fitzmaurice, Henry] (1780-1863); London, Pisa

MLA

2 ALS in French to the Third Marquis of Lansdowne [Petty-Fitzmaurice, Henry] (1780-1863); London, Pisa. 14AD. https://collections.library.yale.edu/catalog/16685134.

APA, 6th edition

2 ALS in French to the third Marquis of Lansdowne [Petty-Fitzmaurice, Henry] (1780-1863); London, Pisa. (14 C.E.). https://collections.library.yale.edu/catalog/16685134.