@article{,
      note = {Distributed to some depository libraries in microfiche.},
      url = {http://library.usi.edu/record/254796},
      title = {Classrooms as laboratories : the science of learning meets  the practice of teaching : hearing before the Subcommittee  on Research, Committee on Science, House of  Representatives, One Hundred Seventh Congress, first  session, May 10, 2001.},
      publisher = {U.S. G.P.O. :},
      number = {Serial no. 107-7 (United States. Congress. House.  Committee on Science)},
      recid = {254796},
      pages = {iii, 96 p. :},
      address = {Washington :},
      year = {2001},
}