MLA

The Kentish Tragedy, or, A Warning-Piece to All Perjured Young Men : in Three Parts. Printed and soldin Aldermary Church-Yard, London, 0AD. https://collections.library.yale.edu/catalog/17124799.

APA, 6th edition

The Kentish tragedy, or, A warning-piece to all perjured young men : in three parts. (0 C.E.). [Early works to 1800, Single sheet verse, Broadside poems]. Printed and soldin Aldermary Church-Yard, London. https://collections.library.yale.edu/catalog/17124799.