Nichols William C. Books

Systemic family therapy

By Nichols William C.

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Marital therapy

By Nichols William C.

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Treating people in families

By William C. Nichols, Nichols William C.

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A compassionate and useful work for practitioners and students of family therapy, this book presents a treatment framework that is compatible with a wide variety of therapeutic techniques. Focusing...

Treating adult survivors of childhood sexual abuse

By Nichols William C.

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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.