@article{,
      recid = {295126},
      author = {Walston, Jill. and West, Jerry,},
      title = {Full-day and half-day kindergarten in the United States :  findings from the Early childhood Longitudinal Study,  kindergarten class of 1998-99 /},
      publisher = {National Center for Education Statistics},
      address = {Washington, DC :},
      number = {NCES 2004-078},
      pages = {xxii, 131 p. :},
      note = {"June 2004."},
      url = {http://library.usi.edu/record/295126},
}