Peter J. Grant Books

This paperback reprint of the second edition of Peter Grant's guide to the identification of gulls, brings this classic of modern field ornithology to an even wider audience than ever before. Long...

The Thames Transformed. London's River And Its Waterfowl

By Peter J. Grant, Jeffery G. Harrison

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Birds of Europe

By Lars Svensson

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"Birds of Europe is a field guide to the diverse bird life found throughout Europe. Ranging from the Urals to the Atlantic and from Scandinavia to the Middle East, the guide covers the 722 bird spe...

Birds of Europe

By Lars Svensson

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The complete guide to the birds of Europe

By Lars Svensson

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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.