Peter Heinegg Books

Better than Both

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"Better Than Both: The Case for Pessimism is an experiment in "popular philosophy." It presents and discusses (literally) life-and-death issues in non-technical, everyday language. This new work se...

Good God And Other Follies

By Peter Heinegg

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Oh WaitNow I Get It

By Peter Heinegg

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God

By Peter Heinegg

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God

By Peter Heinegg

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Saint Gerard Majella

By Noel Londono

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Mary Mother of God

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Heinrich Heine Confessions and Leo Tolystoy

By Peter Heinegg

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Mortalism

By Peter Heinegg

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Bitter Scrolls Sexist Poison In The Canon

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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.