Olexander Wlasenko Books

Energy implosion

By Olexander S. Wlasenko, Olexander Wlasenko

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2nd site

By Olexander Wlasenko

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Artists: John Alfsen, Barbara Astman, Carl Beam, William Blair Bruce, June Clark-Greenberg, Graham Coughtry, Edward Cucuel, Rowena Dykins, Blake Fitzpatrick, Frances Gage, Charles Goldhamer, Horten...

Mind map

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Random cities

By Olexander Wlasenko

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Industrial strength.

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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.