Mary Kirby Books

Mary Kirby's guide to meeting men

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Dragon Age: Hard in Hightown

By Written By Varric Tethras With Help From Mary Kirby. Illustrated By Stefano Martino Andres Ponce German Ponce, Alvaro Sarraseca.

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Prolific dwarven author and heroic companion of the Dragon Age games, Varric Tethras brings us the collected edition of his breakthrough crime-noir drama, Hard in Hightown (with help from his trust...

The World at Home

By Mary Kirby

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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.

Mary Kirby Books

Mary Kirby's guide to meeting men

The World at Home

A Flora of Leicestershire

The World at Home

The World at Home

A Flora of Leicestershire

A Flora of Leicestershire

Designing on the

Dragon Age: Hard in Hightown

The World at Home

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

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