Polly Dunbar Books

Doctor Tilly

By Polly Dunbar

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Tilly is a great doctor, but is she really listening to her patients?--Publisher.

Doctor Tilly

By Polly Dunbar

Average: 0.00, 0 Ratings

Tilly is a great doctor, but is she really listening to her patients?--Publisher.

'I'm hiding, ' said Trumpty. 'You can't see me!' But everyone CAN see Trumpty, upside-down under a large cardboard box, behind a pot plant. It's very funny. But later when they really CAN'T find Tr...

Penguin

By Polly Dunbar

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Penguin

By Polly Dunbar

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Happy Hector

By Polly Dunbar

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Where's Tumpty?

By Polly Dunbar

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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.