Katherine Howe Books

The Appearance of Annie van Sinderen

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A haunting, contemporary love story from the New York Times bestselling author of ConversionIt’s July in New York City, and aspiring filmmaker Wes Auckerman has just arrived to start his...

Conversion

By Katherine Howe

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From the New York Times bestselling author of The Physick Book of Deliverance Dane comes a chilling mystery—Prep meets The Crucible.  It’s senior year at St. Joan’s Academy,...

The Appearance of Annie van Sinderen

By Katherine Howe

Average: 0.00, 0 Ratings

A haunting, contemporary love story from the New York Times bestselling author of ConversionIt’s July in New York City, and aspiring filmmaker Wes Auckerman has just arrived to start his...

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.