Describir: Books in the age of on line information :

            ______   _    _      ___      _____     _____             
  ____     /_   _// | \  / ||   / _ \\   / ____||  |  ___||     ___   
 |    \\    -| ||-  |  \/  ||  / //\ \\ / //---`'  | ||__      /   || 
 | [] ||    _| ||_  | .  . || |  ___  ||\ \\___    | ||__     | [] || 
 |  __//   /_____// |_|\/|_|| |_||  |_|| \_____||  |_____||    \__ || 
 |_|`-`    `-----`  `-`  `-`  `-`   `-`   `----`   `-----`      -|_|| 
 `-`                                                             `-`  
   ___    
  / _ \\  
 | / \ || 
 | \_/ || 
  \___//  
  `---`