@article{469514,
      author = {Singer, Susan R. and Nielsen, Natalie R. and  Schweingruber, Heidi A.},
      url = {http://library.usi.edu/record/469514},
      title = {Discipline-based education research understanding and  improving learning in undergraduate science and engineering  / [electronic resource] :},
      publisher = {National Academies Press,},
      recid = {469514},
      pages = {xvii, 263 p.},
      address = {Washington, D.C. :},
      year = {2012},
}