MLA

The Bon Ton Magazine; or, Microscope of Fashion and Folly 1791:Mar.-1792:Feb. / V.1. Printed for the proprietors, and sold by D. Brewman, 0AD. https://collections.library.yale.edu/catalog/33236320.

APA, 6th edition

The Bon ton magazine; or, Microscope of fashion and folly 1791:Mar.-1792:Feb. / v.1. (0 C.E.). [Early works to 1800, Periodicals, Armorial Bookplates (Provenance), Periodicals England 18th century]. Printed for the proprietors, and sold by D. Brewman. https://collections.library.yale.edu/catalog/33236320.