"A list of Mssrs. Payne & Cooper's Negroes"
MLA
Lavington, Ralph Payne, baron, 1738-1807. "A list of Mssrs. Payne & Cooper's Negroes". Box 10, folder 246. undated. https://collections.library.yale.edu/catalog/11647230.
APA, 6th edition
Lavington, Ralph Payne, baron, 1738-1807. (["Box 10, folder 246"])(undated)["A list of Mssrs. Payne & Cooper's Negroes"]. https://collections.library.yale.edu/catalog/11647230.