The present article constitutes an approach to the reality of the circuit of the book in the Peru, whose greater exponent is the Fair of Jirón Amazonas in the surroundings of Lima. The specific points of the article are the perception of the booksellers, the book piracy and the Law of Book in their relation with this sector. The required data were obtained by interviews to leaders of the booksellers, surveys to the own booksellers and conversations with people directly involved. The main objective of this report is to sensitize to the sectors involved in the cultural promotion respect to the existence of the CPL as a prove of the demand of popular sectors for books in Peru, and the challenge to respond of creative form to this necessity.