Jeff Hirsch Books

Breakaway The 39 Clues Unstoppable 2

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Breakaway

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Dan Cahill and his sister Amy travel from the hottest to the coldest regions of the world in order to stop someone from using their own power against them. When an enemy finds a way to use the sou...

Manhattan Hotels 1880 1920 Images of America

By Jeff Hirsch

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Making Rooms Your Own

By David Patrick Columbia, Jeff Hirsch, Lesley Hauge, Sian Ballen, Editors Of Editors Of New York Social Diary

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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.