William Barker Books

The modern patissier

By William Barker

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Positions concerning the training up of children

By Richard Mulcaster

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"Richard Mulcaster's Positions was originally published in 1581 during a very active period in the history of education in England. Dedicated to Queen Elizabeth I, it was an ambitious bid to change...

The adages of Erasmus

By Desiderius Erasmus

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"Erasmus' Adages is a collection of 4151 ancient proverbs, each accompanied by a commentary explaining its history and possible uses. Though most of these commentaries are very short, some just a f...

The adages of Erasmus

By Desiderius Erasmus

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N. S. Khruschev

By Barker William Sir

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The Curriculum Foundations Project

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Undergraduate Programs and Courses in the Mathematical Sciences

By William Barker, Mathematical Association Of America. Committee On The Undergraduate Program In Mathematics.

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Foundations of Mac OS X Leopard Security Foundations

By Charles S. Edge, Charles Stephen Edge Jr., William Barker

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Word to the World

By William S. Barker

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Enterprise Mac Security Books for Professionals by Professionals

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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.