Derek Sheffield Books

Ufo a Deadly Concealment

By Derek Sheffield

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ix,275p.,[8]p. of plates : 22 cm

A Question of Reason

By Derek Sheffield

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Mouthpiece of thumbs

By Derek Sheffield

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Teaching With the Internet

By Douglas Steen

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Dear America: Letters Of Hope, Habitat, Defiance, And Democracy

By Simmons Buntin, Elizabeth Dodd, Derek Sheffield, Simmons Buntin, Elizabeth Dodd, Derek Sheffield, Editors

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America is at a crossroads. Conflicting political and social perspectives reflect a need to collectively define our moral imperatives, clarify cultural values, and inspire meaningful change. In tha...

THIS FORGOTTEN PLACE

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Not for Luck

By Derek Sheffield

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Not for Luck

By Derek Sheffield

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Cascadia Field Guide

By Elizabeth Bradfield, CMarie Fuhrman, Derek Sheffield

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Through the second skin

By Derek Sheffield

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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.