Gerard Joseph Connors Books

Substance Abuse Treatment and the Stages of Change

By Carlo C. DiClemente, Gerard Joseph Connors, Dennis M. Donovan

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"Treatment for alcohol and drug problems has become a major part of mental health services in recent years. Yet despite the proliferation of empirically grounded treatment approaches, individuals w...

Drug Use and Abuse

By Mark Galizio, Stephen A. Maisto, Gerard Joseph Connors

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Substance Abuse Treatment And The Stages Of Change Selecting And Planning Interventions

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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.