Norma Books

How does it feel to be old

By Norma Farber

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Old age explains to youth some of the thoughts and feelings, advantages and disadvantages that accompany being old.

The Promotable Women

By Norma Carr Ruffino

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The Journey

By Norma P. D Aguilar

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One Light

By Norma Hantson

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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.

Norma Books

The depths of love

The dance master

Firefly

How does it feel to be old

There Goes Featherton

The Promotable Women

Norma

Cerfs volants

The Journey

One Light

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

What is an EAN and How Does it Relate to an ISBN?