Nancy Allen Books

Northeast and metropolitan regions

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There are many regions in the United States. This book will highlight the Northeast and Metropolitan regions by detailing what areas make up each region, historical and background knowledge on how...

Midwest and Great Lakes Regions

By Nancy Allen

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Northeast and metropolitan regions

By Nancy Kelly Allen

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There are many regions in the United States. This book will highlight the Northeast and Metropolitan regions by detailing what areas make up each region, historical and background knowledge on how...

Renegade

By Nancy Allen, Brittany Pressley

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Para ganar

By Nancy Kelly Allen

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Teaches readers about philanthropy and of the importance of helping others. Highlights different ways we can help one another, such as donating our time, work, and/or money. Enseña a los lectores...

In this highly personal, no-holds-barred account of life aboard a modern cargo vessel, the author takes us through the stormy North Pacific, to the remote Aleutian Islands, and on to the teeming ha...

Fair Seafarer

By Nancy Allen

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Code of the Hills

By Nancy Allen

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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.