Gerald Parel Books

7 seconde tome 1

By Gerald Parel, Jean David Morvan

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Iron Man

By Gerald Parel, Howard Chaykin

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Iron Man

By Gerald Parel, Howard Chaykin

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THE INVINCIBLE IRON MAN OMNIBUS VOL. 1 NEW PRINTING

By Stan Lee

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Collects Material from Tales of Suspense (1959) #39-83, Tales to Astonish (1959) #82. As the Marvel Age of Comics exploded on the pop-culture scene, super hero after super hero that redefined the g...

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.