Paul Langan Books

Brothers in Arms Bluford Series Number 9

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This sequel to Brothers in Arms picks up the story of Martin Luna as he struggles to rebuild his life after the death of his little brother. In trouble at Bluford High School for fighting, Martin f...

Bullying in Schools

By Paul Langan

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Bluford Series 20 Book Boxed Set

By Anne Schraff, D.M. Blackwell, Peggy Kern, Paul Langan, Ben Alirez, Karyn Folan, John Langan

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Schooled Bluford

By Paul Langan

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Valleys of Death

By Paul Langan

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Someone To Love Me 4 Bluford

By Paul Langan

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Shattered

By Paul Langan

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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.