Peter C. Alden Books

Collins Field Guide - African Wildlife

By Duane Schlitter, Peter Alden, Bunny McBride, Richard Estes

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Peterson First Guide to Mammals of North America

By Peter C. Alden

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Peterson Field Guide Color In Book

By Peter C. Alden

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National Audubon Society Field Guide to African Wildlife

By National Audubon Society, Peter Alden

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The birds, mammals, reptiles and insects of Africa--a continent unparalleled in its ecological richness--are brought to life in this authoritative, compact field guide, an essential companion...

Photo guide des animaux d Afrique

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Birds

By Peter C. Alden, Roger Tory Peterson, John Sill

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Mammals

By Peter C. Alden, Fiona Reid

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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.