Eric Hobbs Books

Librarian Book One Little Boy Lost

By Eric Hobbs

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Noir Thriller Set

By Eric Hobbs, Noel Tuazon

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"Already fighting a vicious storm, a rural Indiana town loses power halfway through Orson Welles' 'War of the worlds' broadcast having never learned the infamous radio play is a hoax. Fearing the w...

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.

Eric Hobbs Books

The Librarian

A War Apart

The Librarian

Drawing for Advertising

Librarian Book One Little Boy Lost

Librarian

Broadcast

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Noir Thriller Set

The broadcast

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

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