John E. Dietrich Books

Management Experience A Complete Guide - 2019 Edition

By John E. Dietrich, Keith Brooks, Gerardus Blokdyk

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Where do ideas that reach policy makers and planners as proposals for management experience strengthening and reform actually originate? Is supporting management experience documentation required?...

Play Direction

By John E. Dietrich, John E. Dietrich, Ralph W. Duckwall

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Play Direction has been a mainstay in the field for over 25 years. John E. Dietrich and Ralph W. Duckwall have retained the psychological-aesthetic tenets that are the basic approach of this book b...

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.