@article{,
      note = {At head of title: Programmed instruction.},
      url = {http://library.usi.edu/record/104444},
      title = {Electricity : electromagnetic induction.},
      publisher = {Naval Air Technical Training Command,},
      number = {CNATT-P-5081 (Rev. 6-66) PAT},
      recid = {104444},
      pages = {ii, 22 p. :},
      address = {[Washington, D.C.?] :},
      year = {1985},
}