Piotr Gluchowski Books

Umarli tancza

By Piotr Gluchowski

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Lod nad glowa

By Piotr Gluchowski

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Ojciec Tadeusz Rydzyk

By Piotr Gluchowski

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Tabloid

By Piotr Gluchowski

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Karbala

By Piotr Gluchowski

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Wiosną 2004 roku islamska Armia Mahdiego zaatakowała polskie oddziały w naszej strefie stabilizacyjnej w środkowym Iraku. Generałowie stracili wszystkie kontrolowane dotąd przez Polaków miasta; An-...

Nie trzeba mnie zabijac

By Piotr Gluchowski

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Odwet

By Piotr Gluchowski

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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.