The ISBN of Sebastian O is 1-4012-0337-X.
The ISBN of Villains United is 1-4012-0838-X.
The ISBN of Ronin - DC Comics - is 1-4012-1908-X.
The Bold and the Beautiful - 1987 1-4012 was released on: USA: 28 March 2003
The ISBN of Day of Vengeance is 1-4012-0840-1.
The ISBN of R.E.B.E.L.S. is 1-4012-2589-6.
The ISBN of IZOMBIE is 1-4012-2965-4.
The ISBN of Seaguy is 1-4012-0494-5.
The ISBN of The Unwritten is 1-4012-2873-9.
12 + 13 + 15 = 4012 + 13 + 15 = 4012 + 13 + 15 = 4012 + 13 + 15 = 40
The ISBN of Adventures in the Rifle Brigade is 1-4012-0353-1.
The ISBN of Empire - comics - is 1-4012-0212-8.