Una McCormack Books

Young Rugal, a Cardassian orphan raised by loving Bajoran adoptive parents, is reunited with his Cardassian father, whom he believed to be dead, and sent to Cardassia to confront an alien culture t...

Brinkmanship

By Una McCormack

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The Venette Convention has always remained independent, but it is about to become the flashpoint for a tense military standoff between the two power blocs now dominating interstellar space, the Uni...

The Missing

By Una McCormack

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"The entire sector is waiting to see what the newly reopened Bajoran wormhole will mean for the shifting political landscape in the Alpha Quadrant. On Deep Space 9, Captain Ro Laren is suddenly dr...

The Crimson Shadow The Fall Book Two

By Una McCormack

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Cardassia Prime is home to a prideful people who, for centuries, forged alliances with those they believed would strengthen them and their place in the Alpha Quadrant, and expanded their empire at...

Star Trek Discovery

By Una McCormack

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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.