D.K. Holmberg Books

The Water Ruptures

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"The Disciples of the Draasin Lord have again been defeated, yet a traitor remains within Terndahl. The Inquisitors have come, and their presence has everyone on edge. With the help of the Keystone...

Changed By Fire (The Cloud Warrior Saga) (Volume 3)

By D.K. Holmberg, DK Holmberg, D.K. Holmberg

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"The archivists are defeated, but their plan was already set in place. A new lisincend has emerged, more dangerous than before. Incendin still possesses the powerful artifact. And a spirit shaping...

The Tower Of Venass (The Dark Ability) (Volume 3)

By D.K. Holmberg, D.K. Holmberg

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Master of lorcith. Gifted with Sliding. Pawn of the Forgotten. Rsiran now understands that he can use not only the arcane power of lorcith, but also that of heartstone. This ability makes him power...

Fortress Of Fire (The Cloud Warrior Saga) (Volume 4)

By D.K. Holmberg, D.K. Holmberg

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The barrier has fallen. The king is gone. Tan has secured the artifact, but now the Fortress of Fire in Incendin burns more brightly than it has in a generation.To master his connection to the elem...

The Heartstone Blade (The Dark Ability) (Volume 2)

By D.K. Holmberg, D.K. Holmberg

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Exiled By His Family. Claimed By Thieves. Could His Dark Ability Be The Key To His Salvation? Rsiran Is A Disappointment To His Family, Gifted With The Ability To Slide. It Is A Dark Magic, One Whe...

The Shadowsteel Forge

By D.K. Holmberg, D.K. Holmberg

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Fresh Off A Victory Against The Forgotten, And With Unexpected Allies, Rsiran Knows That The War Is Far From Over. An Attack On Someone Close To Him In The City Leads To A Search For Answers, And H...

Shadow Born (The Shadow Accords) (Volume 3)

By D.K. Holmberg, D.K. Holmberg

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Carthenne Rel survived the Hjan attack on the A'ras and has left the north, the only place she ever really known. Now she travels to better understand what it means that she's shadow born. Stranded...

Shadow Blessed

By D.K. Holmberg, D.K. Holmberg

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The A'ras Of Nyaesh Have A Terrifying Reputation: Skilled Swordsmen, Owners Of Powerful Magic, And Ruthless Killers. When They Kill Her Parents, Carth Discovers Her Parents Had Trained Her For Magi...

Shadow Cursed

By D.K. Holmberg, D.K. Holmberg

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When Carthenne Rel First Came To Nyaesh, She Feared The A'ras. Now She Trains With Them, Struggling To Use The Magic They Teach, And Cut Off From The Shadow Blessing Within Her. Isolated For Her Di...

Born Of Fire (The Cloud Warrior Saga) (Volume 8)

By D.K. Holmberg, D.K. Holmberg

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The Utu Tonah is defeated and the peace Tan has wanted finally comes to the kingdoms. Before he can know that peace, Tan faces his most difficult challenge yet as he attempts to rule in Par-shon, t...

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.