City of the Rats is the third novel in the eight-volume fantasy series Deltora Quest, written by Australian author Emily Rodda. The novel was first published by Scholastic in 2000, and later released in the United States in 2001. The novel continues Lief, Barda, and Jasmines journey to find the seven missing gems of Deltora, braving dangers and guardians in each book. Source: Wikipedia (en)