David N. Daniels Books

The Essential Enneagram: The Definitive Personality Test and Self-Discovery Guide

By Virginia Ann Price, Virginia A. Price, David N. Daniels

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Violence and the struggle for existence

By Frank M. Ochberg, David N. Daniels, Stanford University. Committee On Violence., Marshall F. Gilula

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Stanford Enneagram Discovery Inventory and Guide

By Virginia A. Price, David N. Daniels

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Ni shi na zhong ren

By David N. Daniels

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Ben shu gui na le jiu zhong ren ge lei xing, gen ju mei zhong ren ge lei xing de te dian, she ji le yi tao shi yong xing lian xi, bang zhu bu tong lei xing de ren you xiao di ji zhong zi ji de zhu...

Eneagrama Esencial

By Virginia Price, David Daniels

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Essential Enneagram: The Definitive Personality Test and Self-Discovery Guide - Revised & Updated

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Enneagram Relationships and Intimacy

By Dan Siegel, David Daniels, Suzanne Dion

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Eneagrama Esencial Test De Personalidad Y Gua De Autodescubrimiento

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Enneagram Kendini Bilme SanatiTam Isabetli Sonuc Veren Kisilik Testi

By Seda Ciftci

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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.