Sergei Lebedev Books

A young man travels to the vast wastelands of the Far North of Russia to uncover the truth about a shadowy neighbor who saved his life, and whom he knows only as Grandfather II. What he finds, amon...

The year of the comet

By Sergei Lebedev

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"...a story of a Russian boyhood and coming of age as the Soviet Union is on the brink of collapse. An idyllic childhood takes a sinister turn. Rumors of a serial killer haunt the neighborhood, fam...

Debiutant

By Sergei Lebedev

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Predel zabveniia

By Sergei Lebedev

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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.