Joanna Aleksandra Sobiesiak Books

Boleslaw II Przemyslida 999

By Joanna Sobiesiak, Joanna Aleksandra Sobiesiak

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336 p. : ill., map ; 22 cm.

Persona gestus habitusque insignium

By Jacek Maciejewski, Joanna Aleksandra Sobiesiak, Jacek Banaszkiewicz

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Od Lechowego Pola 955 do Mediolanu 1158

By Joanna Aleksandra Sobiesiak

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Imagined Communities Constructing Collective Identities in Medieval Europe

By Micha 322 Tomaszek, Joanna Aleksandra Sobiesiak, Andrzej Pleszczynski, Przemys 322 Aw Tyszka

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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.