Andrea Polk Books

Scripture Journal for Marines Inspirational Faith Based Christian Journal to Write in with Bible Verses for Military Men and Women

By Simple Journals, Andrea Polk

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Dear Son

By Simple Journals, Andrea Polk

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Scripture Journal for Airmen Inspirational Faith Based Christian Journal to Write in for Military Men and Women

By Simple Journals, Andrea Polk

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While I'm Away: a Sentence a Day

By Simple Journals, Andrea Polk

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Moments To Remember This is a compact 6"x9", 126-page deployment journal that offers just enough space for deployed military service members to jot down the date and sentence that summarizes their...

Dear Son

By Simple Journals, Andrea Polk

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Again and Again I Think of You a Grief Journal with Prompts

By Christine Wagner, Andrea Polk

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Favorite Recipes Blank Recipe Book to Write in Your Own Recipes Hardcover Keepsake Family Cookbook to Pass down

By Simple Journals, Andrea Polk

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Favorite Recipes for Everyday Eats Make Your Own Cookbook Large Blank Recipe Book to Write in Your Own Recipes

By Simple Journals, Andrea Polk

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Dear Baby Girl

By Simple Journals, Andrea Polk

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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.