http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
When the mother of ten-year-old twin girls marries the father of two more ten-year-old twin girls, the rivalry and jealousy are worsened by one girl's demand for a pony as a reward for accepting the new family.
by Nancy Springer ; pictures by Daniel Mark Duffy.