George R.R. Martin Books

In the game of thrones, you win or you die As Warden of the north, Lord Eddard Stark counts it a curse when King Robert bestows on him the office of the Hand. His honour weighs him down at court w...

A Clash of Kings

By George R. R. Martin

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A Storm of Swords: Steel and Snow

By George R. R. Martin

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A Game of Thrones (A Song of Ice and Fire, Book 1): Book One of A Song of Ice and Fire : Preview Edition

By George R. R. Martin

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A Feast for Crows (A Song of Ice and Fire, Book 4): Book four of a song of ice and fire

By George R. R. Martin

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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.