Fern Siegel Books

The picture of Dorian Gray

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An incredibly handsome young man in Victorian England retains his youthful appearance over the years while his portrait reflects both his age and evil soul as he pursues a life of decadence and cor...

Pride and prejudice

By Fern Siegel

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At the turn of eighteenth-century England, spirited Elizabeth Bennet copes with the suit of the snobbish Mr. Darcy while trying to sort out the romantic entanglements of two of her sisters, sweet a...

Picture of Dorian Gray Great Illustrated Classics

By Oscar Wilde, Pablo Marcos, Fern Siegel

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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.