@Book{WMT:2007,
  editor    = {Chris Callison-Burch  and  Philipp Koehn  and  Cameron Shaw Fordyce  and  Christof Monz},
  title     = {Proceedings of the Second Workshop on Statistical Machine Translation},
  month     = {June},
  year      = {2007},
  address   = {Prague, Czech Republic},
  publisher = {Association for Computational Linguistics},
  url       = {http://www.aclweb.org/anthology/W/W07/W07-02}
}