Margaret Weiss Books

xvi, 357 pages ; 23 cm "How does ADHD manifest itself in adult life? In general, the authors write, hyperactivity tends to diminish with age, impulsivity changes quality, and attention problems rem...

ADHD in Adulthood

By Margaret Weiss, Lily Trokenberg Hechtman, Gabrielle Weiss

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Dragons Of Spring Dawning

By Margaret Weiss, Margaret Weis, Tracy Hickman

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Cronicas de la Dragonlance

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Warrior Angel

By Margaret Weis, Lizz Weis

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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.