William Pene Du Bois Books

Pretty Pretty Peggy Moffitt

By William Pene Du Bois

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Porko von Popbutton

By William Pene Du Bois

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The Twenty-One Balloons

By William Pene Du Bois

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A Newbery Medal WinnerProfessor William Waterman Sherman intends to fly across the Pacific Ocean. But through a twist of fate, he lands on Krakatoa, and discovers a world of unimaginable wealth, ec...

Peter Graves

By William Pene Du Bois

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Three Little Pigs

By William Pene Du Bois

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Mother Goose

By William Pene Du Bois

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Lion

By William Pene Du Bois

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Bear Circus

By William Pene Du Bois

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Bear Party

By William Pene Du Bois

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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.