Margaret Truman Books

Murder in Georgetown: A Capital Crimes Novel

By Margaret Truman

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Murder at Kennedy Center

By Margaret Truman

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Murder at the National Cathedral

By Margaret Truman

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Where the Buck Stops: The Personal and Private Writings of Harry S. Truman

By Margaret Truman, Harry S. Truman

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Murder at the Library of Congress

By Margaret Truman

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In the depths of the U.S. Library of Congress toil thousands of researchers, chasing down obsessions, breakthroughs, and new contributions to human wisdom. But when amateur D.C. sleuth Annabel Reed...

Murder on the Potomac

By Margaret Truman

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Murder at the National Gallery

By Margaret Truman

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Women of Courage

By Margaret Truman

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Murder In The House

By Margaret Truman

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Murder in the House

By Margaret Truman

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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.