Debby Slier Books

All About Eggs Spotlight Books

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Alf the alien enjoys riding in his race car, speedboat, train, limousine, fire engine, and truck. A cutout figure of Alf, attached to the book by a cord, may be inserted into a slot in each illustr...

Hello, Baby

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Brief text and photographs of babies introduce such words as baby, talking, sleeping, laughing.

Babies Words

By Debby Slier

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Farm animals

By Hans Reinhard

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Busy Baby

By Debby Slier

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Santa's Special Gift

By Debby Slier

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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.