Mr. Brice, As you [rather, my correspondents] are engaged in a course of dispute ...
MLA
A.A, D., Irenaeu, Swift, Jonathan, 1667-174. Mr. Brice, As you [rather, my correspondents] are engaged in a course of dispute .... https://collections.library.yale.edu/catalog/2044362.
APA, 6th edition
A.A, & D., & Irenaeu, & Swift, Jonathan, 1667-174. [Mr. Brice, As you [rather, my correspondents] are engaged in a course of dispute ...]. https://collections.library.yale.edu/catalog/2044362.