Diana Norman Books

Blood Royal

By Diana Norman

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Painting in Late Medieval and Renaissance Siena

By Diana Norman

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"The city of Siena, one of Italy's major artistic centres, was home to many celebrated painters, among them Duccio, Simone Martini, Ambrogio and Pietro Lorenzetti, Sassetta and Beccafumi. This gene...

The morning gift

By Diana Norman

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Them orning gift

By Diana Norman

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Taking Liberties

By Diana Norman

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From the author also known as Ariana Franklin-the thrilling sequel to A Catch of Consequence that "moves at a cracking pace."( London Times) Makepeace Hedley is frantic when she learns that her you...

The stately ghosts of England.

By Diana Norman

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The vizard mask

By Diana Norman

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Pirate queen.

By Diana Norman

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Terrible Beauty

By Diana Norman

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Im Auftrag des Konigs.

By Diana Norman

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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.