Darwin Porter Books

Frommer s Portable Dominican Republic

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Put the Best of the Dominican Republic in Your Pocket With the island's best beaches, resorts, and attractions. Outspoken opinions on what's worth your time and what's not. Exact pric...

Frommer s Sicily

By Danforth Prince, Darwin Porter

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Frommers the Carolinas Georgia With FoldOut Map Frommers Carolinas Georgia

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Frommer s portable Savannah

By Darwin Porter

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Charleston

By Darwin Porter

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Frommer s portable Venice

By Darwin Porter

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Frommer s Munich and the Bavarian Alps

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Puerto Rico

By Danforth Prince, Darwin Porter

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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.