Devra Newberger Speregen Books

The secret garden

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A simplified, abridged version of the mysteries of a locked garden for Mary and her invalid cousin on the Yorkshire moors, accompanied by a short biography of Frances Hodgson Burnett and an essay f...

Welcome to the white house

By Devra Newberger Speregen

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Curse of the Haunted House

By Michael Teitelbaum, Devra Newberger Speregen

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How to train your dragon

By Devra Newberger Speregen

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Hiccup wants to capture dragons like the rest of the Vikings on Berk Island. That is, until he catches one!

I love you baby Po

By Devra Newberger Speregen

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Baby Po shares special moments with his loving Mama in this beautifully illustrated, foam-covered board book. The rhyming text and soft illustrations of I Love You, Baby Po make reading together th...

Po s special day with Papa

By Devra Newberger Speregen

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"Whether tumbling in a pile of leaves, playing on a grassy hill, or splashing in the creek, Baby Po delights in playful adventures when Papa is near"--

Mission to Mars

By Devra Newberger Speregen Jim Thomas John Thomas Graham Yost

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Mission to Mars

By Devra Newberger Speregen

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Jokes to Go

By Devra Newberger Speregen

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Blossom s Family Album

By Devra Newberger Speregen

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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.