John Yochelson Books

The United States and the world economy

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Ec 1992 The Implications for U.S. Workers

By Gregory K. Schoepfle, Jorge F. Perez Lopez, John Yochelson

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The Future of the Us Eu Japan Triad

By John Yochelson

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Keeping Pace

By John Yochelson

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Loving and leaving Washington

By John N. Yochelson

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A civil service official reflects on his employment in Washington D.C., comparing his earlier stint before 2001 with his recent return in which he describes the increased partisanship, erosion of p...

U. S. and the World Economy

By John Yochelson

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U. S. and the World Economy

By John N. Yochelson

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U. S. and the World Economy

By John Yochelson

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U. S. and the World Economy

By John Yochelson

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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.