Joshua Luna Books

Girls Vol. 2

By Jonathan Luna, Joshua Luna

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Girls Volume 3

By Jonathan Luna, Joshua Luna

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Girls Vol. 4

By Jonathan Luna, Joshua Luna

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Earth

By Jonathan Luna, Joshua Luna

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Girls

By Jonathan Luna, Joshua Luna

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Suddenly empowered with the supernatural ability to leave his physical body in "ghost" form and manipulate others, Sam Webber confronts a terrifying prospect: humans do not have as much free will a...

Whispers

By Joshua Luna

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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.