Ray W. Christner Books

"This revised volume serves as an updated resource for school-based practitioners, as well as others providing treatment to children and adolescents, by presenting evidence-based interventions for...

Handbook of Cognitive Behavior Group Therapy with Children and Adolescents

By Jessica L. Stewart, Ray W. Christner, Christy A. Mulligan

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Cognitive Behavioral Interventions in Educational Settings

By Ray W. Christner, Rosemary B. Mennuti, Arthur Freeman

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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.