Hollie Mengert Books

Sparkleton 4

By Hollie Mengert, Calliope Glass

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Goddess of Thunder! (Marvel Thor)

By Courtney Carbone, Hollie Mengert

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An all-new heroine will wield the mighty hammer of the Marvel Avenger Thor in this Little Golden Book!Readers will love this exciting Little Golden Book that tells the story of how Jane Foster beca...

Luis and Tabitha

By Stephanie Campisi, Hollie Mengert

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Unicorn and Horse Are Friends

By David W. Miles, Hollie Mengert

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Luis and Tabitha

By Stephanie Campisi, Hollie Mengert

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Unicorn and Horse

By David W. Miles, Hollie Mengert

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Unicorn and Horse Are Friends

By David W. Miles, Hollie Mengert

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Unicorn and Horse

By Hollie Mengert, Miles David

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Holly Jolly Santa Songs

By Hollie Mengert, Cottage Door Press, Holly Berry Byrd

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Winner Takes All DC Super Hero Girls

By Erica David, Hollie Mengert

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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.