Frits Forrer Books

The Fun Of Flying

By Frits T. Forrer

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Tampa Justice No Money No Justice

By Frits T. Forrer

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The golden pig

By Frits Forrer

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A murder mystery describing the tremendous drug problem in America, and the umbelievable amounts of money associated with it. "When brothers Fred and Ted Van Dijk stop by the Golden Pig, a New Yor...

To Judge or Not to Judge

By Forrer Frits 8th

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Suffering With A Smile Gypping The Japs

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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.