G. G. Vandagriff Books

Cankered roots

By G. G. Vandagriff

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Psalms

By G. G. Vandagriff

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The duke s undoing

By G. G. Vandagriff

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Meet the Duke of Ruisdell, the unlikely hero of this traditional Regency Romance, after the manner of Georgette Heyer and Candice Hern. The duke has just returned wounded from the Napoleonic wars....

Of deadly descent

By G. G. Vandagriff

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Tangled Roots

By G. G. Vandagriff

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Arthurian Omen

By G. G. Vandagriff

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The last waltz

By G. G. Vandagriff

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Pieces of Paris

By G. G. Vandagriff

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Annalisse and Dennis seem to be living the American dream until Annalisse's secret past and the effects of post-traumatic stress syndrome threaten to destroy her family. This skillfully crafted nov...

Arthurian Omen

By G. G. Vandagriff

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Poisoned pedigree

By G. G. Vandagriff

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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.