David Holzer Books

Prime suspect

Average: 0.00, 0 Ratings

With the help of this book and CD, you'll learn some real detection techniques. From fingerprinting and creating E-fit pictures to solving crimes and mysteries -- you'll discover all you need to kn...

Private Eye Surveillance Skills Fun Pack

By David Holzer

Average: 0.00, 0 Ratings

Zen Garden

By David Holzer

Average: 0.00, 0 Ratings

The Rav thinking aloud

By Joseph Dov Soloveitchik

Average: 0.00, 0 Ratings

The Rav Thinking Aloud on the Parsha

By David Holzer

Average: 0.00, 0 Ratings

A Chinese Mystery Wicked Tattoos

By David Holzer

Average: 0.00, 0 Ratings

Aztec Madness Wicked Tattoos

By David Holzer

Average: 0.00, 0 Ratings

Freaky Freda s Ghost Wicked Tattoos

By David Holzer

Average: 0.00, 0 Ratings

Herbal Remedies Cachet

Average: 0.00, 0 Ratings

Coarse fishing

By David Holzer

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.