@book{ BA03099187,
  author    = "Blake, William and Stevenson, W. H. and Erdman, David V.",
  title     = "The poems of William Blake",
  publisher = "Longman",
  year      = "1971",
  series    = "Longman annotated English poets",
  number    = "",
  URL       = "http://ci.nii.ac.jp/ncid/BA03099187"
}