Castle Books

The Perfection of Love: An Anthology from the Spiritual Writers
Basil Hume
Basil Hume

By Tony Castle

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Farm Business Management: The Decision Making Process
Run Out the Raj
Run Out the Raj

By Dennis Castle

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Evidence based Pre hospital Care Oxford Handbooks in Emergency Medicine 5
The Teacher
The Teacher

By E. B. Castle

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It happened one morning
It happened one morning

By Jill Castle

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Cooking for Cats
Cooking for Cats

By Barry Castle

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Reluctant Duke, The
Reluctant Duke, The

By Castle, Philippa Castle, Philippa, Marilyn M. Lowery

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MISMATCHED HEARTS If he looked at her, she felt weak and if he did not, she was in despair. Of course, the Duke of Stanfield saw blonde, violet-eyed Julia Hartman -- when he noticed her at all -- o...

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Profiting from a Geographic Information System

Related Articles from our Blog

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.

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