Rujukan Angel (siri TV 1999)

  1. ↑ Glenn Yeffeth (January 6, 2015). Five Seasons Of Angel: Science Fiction and Fantasy Writers Discuss Their Favorite Vampire. BenBella Books, Inc. ISBN 9781941631416.
  2. ↑ Michael Neill; David Schalkwyk (August 18, 2016). The Oxford Handbook of Shakespearean Tragedy. BenBella Books, Inc. ISBN 9780191036156.
  3. ↑ AmiJo Comeford; Tamy Burnett (January 10, 2014). The Literary Angel: Essays on Influences and Traditions Reflected in the Joss Whedon Series. McFarland. ISBN 9780786457717.
  4. ↑ "Watch Angel Online". Hulu. Dicapai pada February 3, 2016.
  5. ↑ Topping, Keith, Hollywood Vampire, (3rd edition, includes Season 4) Virgin Books (2004), page 360: "During [November–December 2002], Angel was getting slightly higher ratings than Buffy, aided by a new Sunday-slot and the popular series Charmed as its lead-in show." Also see Wahoske, Matthew J., "Nielsen Ratings For Buffy The Vampire Slayer, Angel, And Firefly Diarkibkan 2008-02-16 di Wayback Machine", Insightbb.com (2004)