Patrick Ortmeier Books

Introduction To Security: Operations And Management

By Brian Johnson, Patrick Ortmeier, Patrick J. Ortmeier, Brian R. Johnson, Brian R. Johnson & Patrick J. Ortmeier

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This is the eBook of the printed book and may not include any media, website access codes, or print supplements that may come packaged with the bound book. For courses in Introduction to Security a...

Introduction to Security

By Brian Johnson, Patrick Ortmeier

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Introduction To Security

By Patrick Ortmeier, Brian Johnson, Brian R. Johnson; Patrick J. Ortmeier

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Introduction To Security

By Patrick Ortmeier, Brian Johnson, Brian R. Johnson; Patrick J. Ortmeier

Average: 0.00, 0 Ratings

Introduction to Security

By Brian Johnson, Patrick Ortmeier

Average: 0.00, 0 Ratings

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.