John A. Shtogren Books

Skyhooks for Leadership

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"Skyhooks for Leadership offers you an all-new model for leadership that really works. Based on the enduring concepts of 19 business luminaries of the last 5 decades (including Peter Senge, Tom Pet...

The Structure of Competence

By John Shtogren

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Models for management

By John Shtogren

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Models for Management The Structure of Competence

By Jay Hall, John A. Shtogren

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Models for Management

By Shtogren John A.

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Skyhooks for Leadership

By John Shtogren

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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.