Chrissie Ward Books

Kia ora Postie

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Were an alien to descend on suburban or rural New Zealand, it would no doubt be amused, baffled and charmed by the idiosyncratic letter boxes that line up outside each house, many of them fabricate...

Dear Lizzie

By Ira George Harold Gustavus Robinson, Chrissie Ward

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Practical Guide to Heart Failure in Older People

By Miles Witham, Chrissie Ward

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Curious Kiwi creatures

By Chrissie Ward

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An informative introduction to some of New Zealand's amazing animals, including ancient reptiles, creepy crawlies, birds and fish. Suggested level: primary, intermediate.

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.