Titles by Porter, Robert Ker in MLA format

There are 2 titles associated with this person.

Helme, Elizabeth. Instructive rambles in London, and the adjacent villages. Designed to amuse the mind, and improve the understanding of youth. By Elizabeth Helme. In two volumes. London: Thomas Norton Longman III, Elizabeth Newbery, 1798.
Helme, Elizabeth. Instructive rambles extended in London, and the adjacent villages. Designed to amuse the mind and improve the understanding of youth. By Elizabeth Helme. In two volumes. London: Sampson Low [Berwick Street], 1800.