Amazon.com: The Avengers: United (Marvel Universe): 9780785155850: Tobin, Paul, Van Lente, Fred, Son, Eugene, Caramagna, Joe, Cliquet, Ronan: Books
Amazon.com: A Brief History of Superheroes: From Superman to the Avengers, the Evolution of Comic Book Legends (Brief Histories) eBook : Robb, Brian: Kindle Store