Gabriel Roth Books

The Private Provision of Public Services in Developing Countries

By Gabriel Joseph Roth, Gabriel Roth

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The Private Provision of Public Services in Developing Countries

By Gabriel Roth

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Roads in a Market Economy

By Gabriel Joseph Roth

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Wheels Within Cities

By Anthony Shepherd, Gabriel Roth

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The unknowns

By Gabriel Roth

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Eric has survived his ostracised teens in the school computer basement of the mid-80s and seems to have everything: the dot com millions, the beautiful apartment, the quick mind, and even passable...

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.