The agreeable surprise [Viola, bass parts]
MLA
Shield, William, 1748-1829. The agreeable surprise [Viola, bass parts]. Folder 2. [circa 1781-1792]. https://collections.library.yale.edu/catalog/2064641.
APA, 6th edition
Shield, William, 1748-1829. (["Folder 2"])([circa 1781-1792])[The agreeable surprise [Viola, bass parts]]. https://collections.library.yale.edu/catalog/2064641.