William J. Sonnenstuhl Books

Working sober

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Americans assume that workers do not drink on the job and that, if they do, it is because they suffer from alcoholism rather than because they are conforming to occupational expectations. William J...

Mutual Aid and Union Renewal

By Peter A. Bamberger, William J. Sonnenstuhl, Samuel B. Bacharach

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Working sober

By William J. Sonnenstuhl

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Mutual Aid and Union Renewal

By Peter A. Bamberger, William J. Sonnenstuhl, Samuel B. Bacharach

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Inside an emotional health program

By William J. Sonnenstuhl

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Inside an emotional health program

By William J. Sonnenstuhl

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Strategies for employee assistance programs

By William J. Sonnenstuhl

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Member assistance programs in the workplace

By Samuel B. Bacharach

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Inside an Emotional Health Program

By William J. Sonnenstuhl

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Working Sober

By William J. Sonnenstuhl

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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.