Gillian Dale Books

Retailing and Distribution

By Gillian Dale, G. Banfield

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Travel and Tourism for Advanced GNVQ Hodder Advanced GNVQ

By Helen Oliver, Gillian Dale

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This is a collection of all the units you need to pass your Double Award in Travel and Tourism for Edexcel. Case studies with exploratory questions help you assess and discuss issues within the wor...

BTEC National Travel and Tourism

By Gillian Dale

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Travel tourism

By Gillian Dale

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Provides two candidate handbooks to match the specifications of Edexcel and OCR for A2 Level GCE Travel and Tourism. Each book contains colourful photographs, illustrations, and activities and exer...

Travel tourism

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GNVQ Intermediate Leisure and Tourism

By Rosaleen O Mahoney, Gillian Dale, David Gaster

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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.