MLA

Seymour, Robert, 1798-1836, printmaker, artist. Irish affairs. The absentee ; Colonial slavery. The slave. The planter who murdered the slave!!! The govenor [sic] sorry to punish the murdrers [sic]!!! The M.P.s who approve of the govenor [sic]. The electors who return the M.P.!!!. [1 August 1830]. https://collections.library.yale.edu/catalog/33450816.

APA, 6th edition

Seymour, Robert, 1798-1836, printmaker, artist. ([1 August 1830])[Irish affairs. The absentee ; Colonial slavery. The slave. The planter who murdered the slave!!! The govenor [sic] sorry to punish the murdrers [sic]!!! The M.P.s who approve of the govenor [sic]. The electors who return the M.P.!!!]. https://collections.library.yale.edu/catalog/33450816.