Gill Francis Books

Pattern Grammer

By Gill Francis, Susan Hunston

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Pattern Grammer

By Gill Francis, Susan Hunston

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Pattern grammar

By Susan Hunston

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Grammar Patterns II

By Gill Francis, Elizabeth Manning, Susan Hunston

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Though it covers the grammar knowledge that young people need, this is far from a traditional, stuffy school grammar. Rather, information is presented in manageable, short explanations, backed by e...

Text and Technology

By Elena Tognini Bonelli, Gill Francis, Mny Bykr

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Chambers Language Builder

By Gill Francis

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Effective Grammar

By Gill Francis

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Effective Grammar

By Gill Francis, Kay Cullen

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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.