Victor Kelleher Books

The Beast of Heaven

By Victor Kelleher

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Goblin in the Rainforest

By Victor Kelleher, Stephen Michael King

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Goblin in the snow

By Victor Kelleher

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Gibblewort the horrible Irish goblin is driving his goblin mates crazy. So they pack him off to Austria for a winter holiday. But at the last minute they change the address on his postbag from Aust...

Goblin at the Beach Gibblewort the Goblin

By Victor Kelleher

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To the dark tower.

By Victor Kelleher

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Goblin in the bush

By Victor Kelleher

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A nasty little Irish goblin named Gibblewort gets sick of the rain in Ireland and moves to sunny Australia, but his good time there starts to go wrong when he meets the local plants and animals.

Goblin on the reef

By Victor Kelleher

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Goblin in the rainforest

By Victor Kelleher

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When the nasty goblin Gibblewort wakes up in the Australian rainforest, he thinks he has returned to his native Ireland, but soon finds himself being stung, squeezed, nipped, and pecked by strange...

Dogboy

By Victor Kelleher

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Der Herr der dunklen Machte

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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.