ISBN numbers and barcodes' are provided for all our publications.
(a) ISBN [International Standard Book
Number]
(10) Digit’s
(13) Digit’s
(b) A Library of Congress Catalog Number is assigned
to your book while in publication. With those numbers, every library will
be happy to secure your book because the numbers they need from the
Library of Congress to catalog your book will already be printed on your
book.
(c) Barcode: Some of our books are sold in book
stores, department stores and even supermarkets. They use scanners to scan the
price of your book at the cash registrar. Without the barcode, they will not
accept your book.