@article{313702,
      author = {Willems, Mo.},
      url = {http://library.usi.edu/record/313702},
      title = {My friend is sad /},
      publisher = {Hyperion Books for Children,},
      abstract = {When Gerald the Elephant is sad, Piggie is determined  cheer him up, but finds after many tries that it only takes  the simplest thing to change Gerald's mood.},
      recid = {313702},
      pages = {57 p. :},
      address = {New York :},
      year = {2007},
}