Jack Schwartz Books

The fine print

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In the second half of the 20th century, print journalism found its Golden Age. Jack Schwartz was one of the unsung participants, mainly as an editor who polished copy and helped shape coverage at s...

Nu Speak System

By Rosenberg David, Jack Schwartz, Judith Glasner

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Secret of Dreams and the Case of Sigmund Freud

By Jack Schwartz

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Streets Of Brass

By Jack Schwartz

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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.