@article{77909,
      recid = {77909},
      author = {Roberts, Sonia.},
      title = {Bird-keeping and birdcages: a history.},
      publisher = {Drake Publishers},
      address = {New York,},
      pages = {138 p.},
      year = {1973},
      url = {http://library.usi.edu/record/77909},
}