Barbara Pitkin Books

What Pure Eyes Could See: Calvin's Doctrine of Faith in Its Exegetical Context

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"The doctrine of justification by faith is the defining characteristic of the reforming theology of John Calvin. In What Pure Eyes Could See, Barbara Pitkin examines Calvin's exegetical labors and...

Protected area conservation strategy PARCS Training needs and opportunities among protected area managers in eastern central and southern Africa African biodiversity series

By Barbara Pitkin

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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.