Hilary Barrett Books

I Ching

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I-Ching has been in continuous use for around 3,000 years. The Chinese Zhou people developed this Book of Changes. The I-Ching is an ancient Chinese oracle, a proven tool of divination that can hel...

I Ching

By Hilary Barrett

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I Ching Complete Divination Kit

By Hilary Barrett

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I Ching

By Hilary Barrett

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I Ching

By Hilary Barrett

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I Ching

By Hilary Barrett

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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.