The ISBN system was devised beginning in 1967, and books published prior to then don't have "editions" associated with them. It's very similar with movie, music and video game UPCs. It's also possible that a seller listed an item with us and didn't include an ISBN/UPC with the listing. You'll find items like this by clicking this link.
The third film in the Twilight series explores a love triangle between Bella (Kristen Stewart), Edward (Robert Pattinson), and Jacob (Taylor Lautner) ...Show synopsisThe third film in the Twilight series explores a love triangle between Bella (Kristen Stewart), Edward (Robert Pattinson), and Jacob (Taylor Lautner) as the werewolf pack and the Cullen clan join together to fight a new breed of vampires. Melissa Rosenberg provides the screenplay for the Summit Entertainment adaptation of Stephenie Meyer's best-selling novel, with director David Slade calling the shots behind the camera. Bryce Dallas Howard joins the cast as Victoria, the role originally played by Rachelle Lefevre in the first film. Jeremy Wheeler, RoviHide synopsis