VERONICA HELEY Books

Murder by suggestion

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Ellie Quicke is shocked when her daughter, Diana, turns up at her door with a suitcase in tow. Bunny Brewster has died of an overdose, and Diana's husband, Evan, is convinced that she is responsibl...

Murder In Law

By Veronica Heley

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Free Wheeling

By VERONICA HELEY

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Murder for Profit

By Veronica Heley

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False Face

By Veronica Heley

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False Name

By Veronica Heley

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False Conclusion

By Veronica Heley

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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.