Helen Black Books

Old Souls

By Helen Black, Robert Rubinstein

Average: 0.00, 0 Ratings

Old Souls

By Helen Black, Robert Rubinstein

Average: 0.00, 0 Ratings

Lilly Valentine, tough-talking lawyer and single mother, never makes things easy for herself, and the latest case is about to become her biggest challenge yet. Britain is gripped by the threat of g...

Twenty Twelve

By Helen Black

Average: 0.00, 0 Ratings

Dark Spaces

By Helen Black

Average: 0.00, 0 Ratings

Health Food Book

Average: 0.00, 0 Ratings

Health Food Book

By Berkeley Food Co Op

Average: 0.00, 0 Ratings

The Berkeley Co-op food book

Average: 0.00, 0 Ratings

The Great Co Op Food Book

By Helen Black

Average: 0.00, 0 Ratings

How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.