Elaine Costello Books

The Random House Webster’s Pocket American Sign Language Dictionary is a treasury of over 1,000 signs for the novice and experienced user alike. It includes complete descriptions of each sign, plus...

Random House Webster s American Sign Language Dictionary

By Elaine Costello, Random House

Average: 0.00, 0 Ratings

Say It by Signing: A Video Guide to the Basics of American Sign Language

By Living Language, Elaine Costello

Average: 0.00, 0 Ratings

Signing techniques for meeting friends and family, going out, being in a restaurant and shopping are demonstrated.

Signing

By Elaine Costello

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.