Caroline Uff Books

Lulu and Granny are shopping for the perfect present for Mummy. Yummy chocolates, a floaty scarf, a funny book -- there are so many lovely things to choose from. Lulu just has to work out what Mumm...

Happy Christmas Lulu Lulu

By Caroline Uff

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Sri Lankan Adventure

By Jan Gould

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Hallo ich bin Lulu. Ab 2 J. .

By Caroline Uff

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$Lily La Reina De Los Disfraces Toca Y Juega$

Lily La Reina De Los Disfraces Toca Y Juega

By Caroline Uff

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A Vestirse Sam Toca Y Juega

By Caroline Uff

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Tina Se Viste Sola Toca Y Juega

By Caroline Uff

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UN Dia Con Lulu

By Caroline Uff

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Feliz Cumpleanos Lulu

By Caroline Uff

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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.