MLA

Portsmouth Theatre (Portsmouth, England). At the theatre in Portsmouth, on Wednesday evening, being the 27th of June, will be presented a tragedy, call'd, Richard the Third ... : to which will be added a ballad farce, call'd The devil to pay...tickets to be had at the Fountain ... and Two Blue Posts, on the point. [1759]. https://collections.library.yale.edu/catalog/33208830.

APA, 6th edition

Portsmouth Theatre (Portsmouth, England). ([1759])[At the theatre in Portsmouth, on Wednesday evening, being the 27th of June, will be presented a tragedy, call'd, Richard the Third ... : to which will be added a ballad farce, call'd The devil to pay...tickets to be had at the Fountain ... and Two Blue Posts, on the point]. https://collections.library.yale.edu/catalog/33208830.