Sander Gulien Books

Walt Disney's Uncle Scrooge.

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Six new adventures of Uncle Scrooge McDuck and his nephews.

Uncle Scrooge 370 Uncle Scrooge Graphic Novels

By Frank Jonker, Rudy Salvagnini, Victor Arriagada Rios, Sander Gulien, Giorgio Cavazzano, Lars Jensen, Carl Barks

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Uncle Scrooge 368 Uncle Scrooge Graphic Novels

By Massimo Fecchi, Sander Gulien, Evert Geradts, Stefan Petrucha, Janet Gilbert, Jose Massaroli

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Six new adventures of Uncle Scrooge McDuck and his nephews.

Walt Disney s Comics Stories 666 Walt Disney s Comics and Stories Graphic Novels

By Frank Jonker, Per Hedman, Sander Gulien, Guido Martina, Daan Jippes, Flemming Andersen, Angelo Bioletto

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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.