David F. Tolin Books

While most people find it relatively easy to manage their possessions, some find it extremely difficult. If you have a problem resisting the urge to acquire and you find your home cluttered and fil...

Treating Trichotillomania

By Martin E. Franklin, David F. Tolin

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Science Based Therapy

By Stephen Hupp, David F. Tolin

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Face your fears

By David F. Tolin

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"Self-help guide that gives you the tools to take charge and overcome your fears. Written by a leading authority on anxiety and based on the latest research. Provides a practical, step-by-step plan...

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.