Erika Johansen Books

The Queen of the Tearling: A Novel

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"On her nineteenth birthday, Princess Kelsea Raleigh Glynn, raised in exile, sets out on a perilous journey back to the castle of her birth to ascend her rightful throne. Plain and serious, a girl...

The Queen of the Tearling

By Erika Johansen

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The Invasion of the Tearling

By Erika Johansen

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With each passing day, Kelsea Glynn is growing into her new responsibilities as Queen of the Tearling. By stopping the shipments of slaves to the neighboring kingdom of Mortmesne, she crossed the R...

The Invasion of the Tearling

By Erika Johansen

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The Queen of the Tearling A Novel Queen of the Tearling The

By Erika Johansen

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The Fate of the Tearling A Novel Queen of the Tearling The

By Erika Johansen

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The Queen Of The Tearling

By Erika Johansen

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The Queen Of The Tearling

By Erika Johansen

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The Fate of the Tearling The Tearling Trilogy 3

By Erika Johansen

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Beneath the Keep

By Erika Johansen

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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.