David B. Posen Books

Always Change a Losing Game

By Dr. David Posen

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The Little Book of Stress Relief

By David B. Posen

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Intense stress is an integral part of modern life. In controlled doses, stress helps individuals to think faster and perform better, but left unchecked and unbalanced, it leads to fatigue, helpless...

Always Change a Losing Game

By David Posen

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Is work killing you

By David B. Posen

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A timely, insightful, and essential guide to conquering workplace stress. Posen gives you the tools to stop harming your most valuable resource-- yourself.

Is Work Killing You

By David Posen

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The little book of stress relief

By David B. Posen

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Little Book of Stress Relief

By David Posen

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286 pages : 17 cm

Maitriser votre stress

By David B. Posen

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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.