Christiane Heggan Books

The Search

By Christiane Heggan

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Intime conviction

By Heggan Christiane

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"Qui était véritablement Simon Bennett? Un architecte talentueux doublé d'un père exemplaire ... ou un menteur sans scrupule, capable de briser des vies?

Vertrouw niemand

By Christiane Heggan

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Een jonge Amerikaanse vrouw die na haar scheiding met haar zoontje een hotelletje in een stadje in Californië drijft, wordt verdacht van de moord op haar ex-echtgenoot, een bekende politicus.

Pasiones

By Christiane Heggan, Christiane Heggen

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Verdict

By Christiane Heggan

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Gloss

By Christiane Heggan

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Where Truth Lies

By Christiane Heggan

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Scent of a Killer

By Christiane Heggan

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Now You Die

By Christiane Heggan

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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.