Elena Ponomarenko Books

Ancient nomads of the Eurasian and North American grasslands

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"Nomadic lifestyles dependent on herd animals developed independently on the grasslands of Eurasia and North America about 5,000 years ago. The landscapes that these peoples occupied were generally...

Les anciens nomades des steppes de l urasie et des plaines de l mrique du Nord

By Elena Ponomarenko, Ian Dyck

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Gosudarstvennoe predprinimatel stvo

By Elizaveta Stolarova, Elena Ponomarenko

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Drevnie kochevniki stepei Evrazii i Severnoi Ameriki

By Elena Ponomarenko

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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.