John Marsden Books

When the war began

By John Marsden Undifferentiated

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Darkness, be My Friend

By John Marsden

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As survivors of an enemy invasion of their homeland, Ellie and her friends return to Australia as guides for soldiers from New Zealand who plan an attack on the Wirrawee airfield.

Everything I Know About Writing

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Winter

By John Marsden

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Orphaned at four years old, Australian sixteen-year-old Winter de Salis returns to her childhood home in an attempt to find out about her dead parents and her own past.

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.