Related Clues:

• Volume's ID
• Publisher's 13-digit ID
• Cover letters?
• 0316038377, e.g., for 'Twilight'
• Novel digits
• ID at Barnes & Noble
• ID in a library vol.
• Mystery identifier
• Jacket label letters
• Publisher's ID
• Novel's ID
• Dust jacket no
• Library of Congress ID
• Library-book ID
• Library catalog no