There are 23 titles associated with this person.

Young, Mary J. Genius and fancy; or, dramatic sketches. By a lady. London: Henry Delahoy Symonds [Paternoster Row], John Gray, 1791.
Young, Mary J. The family party. In three volumes. ... London: Minerva Press, William Lane, 1791.
Young, Mary J. Genius and fancy; or, dramatic sketches. By a lady. London: Henry Delahoy Symonds [Paternoster Row], John Gray, 1795.
Young, Mary J. Poems. By Mary Julia Young, Author of Rose-Mount Castle. London: William Lane [Leadenhall Street], 1798.
Young, Mary J. Rose-mount castle; or, false report. A novel. In three volumes. By M. J. Young. London: Minerva Press, William Lane, 1798.
Young, Mary J. The East Indian, or Clifford Priory. A novel, in two volumes. By Mary Julia Young, ... Dublin: Nicholas Kelly [St. George's Street], Daniel Graisberry (II) [Back Lane], 1800.
Young, Mary J. A Summer at Brighton. A Modern Novel, in three volumes. London: James Fletcher Hughes [Wigmore Street], 1807.
Young, Mary J. A Summer at Brighton. A Modern Novel, in Three Volumes. London: James Fletcher Hughes [Wigmore Street], 1807.
Young, Mary J. A Summer at Brighton. A Modern Novel, in Three Volumes. Third Edition. London: James Fletcher Hughes [Wigmore Street], 1807.
Young, Mary J. A Summer at Brighton. A Modern Novel, in Three Volumes. Fourth Edition. London: James Fletcher Hughes [Wigmore Street], James Fletcher Hughes [Paternoster Row], 1808.