The Authentic Life of Billy the kid

'The Authentic Life of Billy, the Kid' is a biography and partly first-hand account written by Pat Garrett, sheriff of Lincoln County, New Mexico, in collaboration with a ghostwriter, Marshall Ashmun "Ash" Upson. During the summer of 1881 in a small New Mexican village, Garrett shot and killed the notorious outlaw, William H. Bonney, better known as Billy the Kid.