Manual murderers

Already nothing surprising in the United States.
James Perry was sentenced to death for having killed a child and two women tetrapléjlco, then follow to the letter the instructions of a book entitled: "Hit Man: A Technical Manual for murderers in the pay".
A federal court denounced the book and decided to withdraw from the market.
The americas Online and the association of American Publishers, among other means, did not hesitate to criticize the censorship imposed by the judge.

In bookstores in the United States not only can be found manuals with formulas to manufacture explosives and homemade bombs, but also books that inform on many and varied forms of killing, without missing relevant recommendations to avoid being discovered.