Jill Santopolo Books

Makeover magic

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When a new salon opens up across the street from Sparkle Spa just in time for the Fall Ball, Aly and Brooke worry about losing customers.

A picture-perfect mess

By Jill Santopolo

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During school picture day, Aly's arch rival Suzy decides to undermine the Sparkle Spa and set up shop in the bathroom to supply the rest of the girls with makeup.

The Light We Lost

By Jill Santopolo

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Paillettes et compagnie tome 2 Un amour de bebe chien 2

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Paillettes et compagnie tome 8 Un mariage enchante

By Marie Voyelle, Jill Santopolo, Christine Bouchareine

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Kaybettigimiz Isik

By Jill Santopolo

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La luz que perdimos

By Jill Santopolo, Ines Belaustegui Trias

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Light We Lost

By Jill Santopolo

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Light We Lost

By Jill Santopolo

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Light We Lost

By Jill Santopolo

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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.