MLA

Double Falshood; or, The Distrest Lovers. : A Play, as It Is Acted at the Theatre-Royal in Drury-Lane. Printed by J. Watts, 1728. https://collections.library.yale.edu/catalog/10000535.

APA, 6th edition

Double falshood; or, The distrest lovers. : A play, as it is acted at the Theatre-Royal in Drury-Lane. (1728). [Spurious and doubtful works, Drama, Annotations 19th century]. Printed by J. Watts. https://collections.library.yale.edu/catalog/10000535.