The check digit is foundation eleven, and will be an integer among 0 and 9, or an 'X'. The method for thirteen-digit ISBNs isn't compatible with SBNs and will, in general, give a unique Verify digit through the corresponding ten-digit ISBN, so isn't going to give exactly the same https://webtechdirectory.com/listings13311084/gr%C3%BAa-en-pilas-sevilla-options