Describir: The nature of cities. Origin, growth, and decline pattern and planning problems /

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