Julia Woolf Books

Mini Merry Book

By Julia Woolf Illus.

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SK3 Enchanted Mermaids Secret Keeper Treasure Box Stationery Set

By Julia Woolf

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3915 Enchanted Mermaids Lock Key Diary

By Julia Woolf

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Reindeer Run A Mini Merry Book

By Julia Woolf

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Duck and Penguin Are NOT Friends

By Written Illustrated By Julia Woolf

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Choosing your own friends is a whole lot more fun than having somebody else decide for you!Stuffed animals Duck and Penguin are not ready to be friends, despite what their owners Betty and Maud mig...

Lazy Cat

By Julia Woolf

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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.