Karolina Waclawiak Books

Life Events

By Karolina Waclawiak

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The Invaders

By Karolina Waclawiak

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Life Events

By Karolina Waclawiak, Amy Landon

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The invaders

By Karolina Waclawiak

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Over the course of a summer in a wealthy Connecticut community, a forty-something woman and her college-age stepson's lives fall apart in a series of violent shocks. Cheryl has never been the right...

Life Events

By Karolina Waclawiak

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Life Events

By Karolina Waclawiak

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How To Get Into The Twin Palms A Novel

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"The story of Anya, a young woman living alone in a Russian neighborhood in Los Angeles, who struggles to retain her parents' Polish culture while trying to assimilate into her newly adopted commun...

Believer Issue 111

By Karolina Waclawiak, Andrew Leland, Heidi Julavits, Vendela Vida

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Believer Issue 112

By Karolina Waclawiak, Andrew Leland, Heidi Julavits, Vendela Vida

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Believer Issue 113

By Karolina Waclawiak, Andrew Leland, Heidi Julavits, Vendela Vida

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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.