@article{55641,
      note = {"Distributed in the U.S.A. by Chilton Book Company,  Philadelphia."},
      author = {Walker, Michael Ivan.},
      url = {http://library.usi.edu/record/55641},
      title = {Amateur photomicrography},
      publisher = {Focal Press,},
      recid = {55641},
      pages = {189 p.},
      address = {London,},
      year = {1971},
}