MLA

Portsmouth Theatre (Portsmouth, England). At the new theatre in Portsmouth. On Wednesday evening, September 16th, will be presented a comedy, call'd, The 'squire of Alsatia ... : between the play and farce Mr. Wilkinson will treat the gentlemen and ladies with Tea: or A dish of all sorts .... [1761]. https://collections.library.yale.edu/catalog/33208709.

APA, 6th edition

Portsmouth Theatre (Portsmouth, England). ([1761])[At the new theatre in Portsmouth. On Wednesday evening, September 16th, will be presented a comedy, call'd, The 'squire of Alsatia ... : between the play and farce Mr. Wilkinson will treat the gentlemen and ladies with Tea: or A dish of all sorts ...]. https://collections.library.yale.edu/catalog/33208709.