Reference harvested from a Wikipedia citation while seeding Zodiex. Captured as a source stub; not yet reviewed.
- Title: Zodiac: The Shocking True Story of the Hunt for the Nation’s Most Elusive Serial Killer
- Publication / author / date: Penguin — Robert Graysmith — 2020-05-05
- URL: https://books.google.com/books?id=0-LbDwAAQBAJ