Feldman Robert S. Books

Psicologia, con aplicaciones para Iberoamerica

By Feldman Robert S.

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The Liar in Your Life

By Feldman Robert S.

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The liar in your life

By Feldman Robert S.

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"One of the nation's leading authorities on lying describes and explains the prevalence and consequences of deception in our lives."--Provided by the publisher.

Understanding stress

By Feldman Robert S.

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Describes the causes and effects of stress and ways of preventing or dealing with it.

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.