Heather Lehr Wagner Books

Describes the history of the FBI; its role today; laboratory work; kinds of crime it investigates, including cyber-crimes, corruption, and organized crime; and a day in the life of an agent.

The presidency

By Heather Lehr Wagner

Average: 0.00, 0 Ratings

Describes the inauguration, constitutional responsibilities, powers, and election of U.S. presidents, as well as discussing the Oval Office, presidential transitions, and presidential candidates.

Aretha Franklin

By Heather Lehr Wagner

Average: 0.00, 0 Ratings

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.