Eileen Ritter Books

Leaders Notes Discussion Sheets for Concordia Sex Education Learning about Sex Paperback

By Concordia Publishing House.

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Fifty Two Opening Talks for Children

By Eileen M. Ritter

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Good News for Kids

By Donna Bobb, Marti Beuschlein, Eileen Ritter, Patsy List

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Life in the real world

By Eileen Ritter

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A collection of meditations with scripture references, practical applications, and prayers, focusing on such real-life issues as friends and family, dating, prejudice, anger, rules, and faith.

Life in the Real World

By Eileen Ritter

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More Life in the Real World

By Eileen Ritter

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Methods of Teaching

By Eileen Ritter, E. Ritter

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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.