Poul Ib Henriksen Books

Fotograf Poul Ib Henriksen

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For en hel generation af fotografer og fotointeresserede står den aarhusianske fotograf Poul Ib Henriksen som forbillede og inspirator. Nu tager manden, der skabte PhotoshopƯƯ-kompositioner længe f...

Arhus

By Peter Laugesen, Poul Ib Henriksen

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Digteren Peter Laugesens og fotografen Poul Ib Henriksens personlige portræt af den jyske hovedstad.

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.