Cheryl Leas Books

Provides advice on planning a trip to Hawaii, offering information on accommodations, restaurants, outdoor activities, sights, nightlife, beaches, and shopping.

Frommer s 2002 New York City from 90 a Day Frommer s New York City from a Day

By Cheryl Leas

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Frommer s r New York City 2003

By Cheryl Farr Leas

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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.