Robert Galbraith Books

The Cuckoo s Calling

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After losing his leg to a land mine in Afghanistan, Cormoran Strike is barely scraping by as a private investigator. Strike is down to one client, and creditors are calling. He has also just broken...

The Cuckoo's Calling

By Robert Galbraith

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The silkworm

By J. K. Rowling

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When novelist Owen Quine goes missing, his wife calls in private detective Cormoran Strike. At first, Mrs. Quine just thinks her husband has gone off by himself for a few days--as he has done befor...

The Silkworm: Cormoran Strike Book 2

By Robert Galbraith, J. K. Rowling, Joanne K. Rowling

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The Cuckoo's Calling

By J. K. Rowling

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Career of Evil Lib E

By Robert Glenister, J. K. Rowling

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Career of Evil

By J. K. Rowling

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The Silkworm

By J. K. Rowling

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Career of Evil

By Robert Glenister, J. K. Rowling

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Career of Evil

By Robert Glenister, J. K. Rowling

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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.