International Standard Book Number in 1965, has – 340 indicating the publisher, 01381 their serial number, and 8 being the check digit. This can be converted to ; the check digit does not need to be re-calculated. Since 1 January 2007, ISBNs have contained 13 digits, a format that is compatible with "Bookland" European Article Number EAN-13s. An ISBN is assigned to each edition and variation (except reprintings) of a book. For example, an ebook, a paperback, and a hardcover edition of the same book would each have a different ISBN. The ISBN is 13 digits long if assigned on or after 1 January
What Lies Ahead down as showrunner. Initial reports suggested that he was unable to adjust to the schedule of running a television series, but it was later confirmed that he was fired because of the show's reduced budget and his strained relationship with the executives of AMC. In addition to the main cast, Melissa McBride reprised her role as Carol Peletier, IronE Singleton reprised his role as T-Dog, and Madison Lintz reprised her role as Sophia Peletier. All three were promoted to the recurring cast, as was Norman Reedus. "What Lies Ahead" was first broadcast in the United States on October 16, 2011,