Nicolae Ursulescu Books

Orbis praehistoriae

By Nicolae Ursulescu, Vasile Cotiuga, Mircea Petrescu Dimbovita, Victor Spinei

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The volume is a collection of studies dedicated to the 100th anniversary of the birth of MPD, a noted Romanian researcher in pre-historic archaeology. A genuine school creator in the field, he cont...

Religie si magie la est de Carpati acum 7000 de ani

By Nicolae Ursulescu

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Preutesti-Halta

By Nicolae Ursulescu

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Istoria romanilor

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Contributii privind neoliticul si eneoliticul din regiunile est-carpatice ale Romaniei

By Nicolae Ursulescu

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Contributii privind neoliticul si eneoliticul din regiunile est-carpatice ale Romaniei

By Nicolae Ursulescu

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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.