Regis St. Louis Books

New York City

By Regis St. Louis

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258 pages : 20 cm

Discover New York City

By Regis St. Louis

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New York City

By Regis St. Louis

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A comprehensive travel guide to New York City, with maps and information on hotels and restaurants, shopping and entertainment, and other interesting sites.

South America on a shoestring

By Regis St. Louis

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Lonely Planet South America on a Shoestring is your passport to the most relevant, up-to-date advice on what to skip, what hidden discoveries await you, and how to optimize your budget for an exten...

Miami the Keys

By Regis St. Louis

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Portugal

By Kevin Raub, Regis St. Louis, Anja Mutic, Kerry Christiani, Armstrong Kate Travel Writer, Marc Di Duca

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Provides information on accommodations, restaurants, shopping, entertainment, and outdoor activities, along with suggested itineraries and an overview of the history and culture of Portugal.

BrA C sil

By Regis St.Louis Andrew Draffen Molly Green Robert Landon Collectif

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Nueva York

By Regis St. Louis

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Nueva York de cerca

By Regis St. Louis

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Barcelona de cerca

By Regis St. Louis

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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.