Rod A. Janzen Books

The rise and fall of Synanon

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"Chuck Dederich - a former Alcoholics Anonymous member who coined the phrase "Today is the first day of the rest of your life" - established Synanon as an innovative drug rehabilitation center near...

The Hutterites in North America

By Rod A. Janzen

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Back to the city

By Rod A. Janzen

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Hutterites in North America

By Rod Janzen, Max Stanton

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Rise and Fall of Synanon

By Rod Janzen

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Paul Tschetter The Story Of A Hutterite Immigrant Leader Pioneer And Pastor

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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.