Ernest Callenbach Books

Ecotopia

By Ernest Callenbach

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Ecotopia

By Ernest Callenbach

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A novel both timely and prophetic, Ernest Callenbach’s Ecotopia is a hopeful antidote to the environmental concerns of today, set in an ecologically sound future society. Hailed by the Los Angeles...

Bring Back the Buffalo

By Ernest Callenbach

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Ecotopia

By Ernest Callenbach

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Ecotopia

By Ernest Callenbach

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Ecotopie

By Ernest Callenbach

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Publisher's lunch

By Ernest Callenbach

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Publisher's lunch

By Ernest Callenbach

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The ecotopian encyclopedia for the 80's

By Ernest Callenbach

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Living Cheaply With Style

By Ernest Callenbach

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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.