Robert Wiedemer Books

Aftershock

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"A practical guide to preparing for the next phase of the financial meltdownFrom the authors who were the first to predict Phase I of our current economic downturn-in their landmark 2006 book, Amer...

America s Bubble Economy

By David Wiedemer, Eric Janszen, Robert Wiedemer, Cindy Spitzer

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America s Bubble Economy

By David Wiedemer

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America s Bubble Economy

By David Wiedemer, Eric Janszen, Robert Wiedemer, Cindy S. Spitzer, Robert A. Wiedemer

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America s Bubble Economy

By David Wiedemer, Eric Janszen, Robert Wiedemer, Cindy Spitzer

Average: 0.00, 0 Ratings

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.