Chapter 20 of Ghost in the Shell refers to this book of Salinger as the basis of inspiration for the character 's story in the series pilot .
Chapter 20 of Ghost in the Shell also presented a copy of The Catcher in the Rye .
Chapter 20 of Ghost in the Shell refers to this book of Salinger as the basis of inspiration for the character 's story in the series pilot , and also presented a copy of The Catcher in the Rye .