William J. Hirsch Books

The contracts management deskbook

By William J. Hirsch

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Designing your perfect house

By Hirsch William J. Jr

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The timeless advice in this essential second edition guidebook for navigating the often mystifying process of house design, remodeling, and building, is forever valuable and is now better than ever...

The Well Centered Home

By William Hirsch AIA

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Designing your perfect house

By Hirsch William J. Jr.

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Passing the Baton

By William J. Bill Hirsch

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The contracts management deskbook

By William J. Hirsch

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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.