Barry Robert E. Books

Basic business English

By Barry Robert E.

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Okii tsuri chiisai tsuri

By Barry Robert E.

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Mr. Willowby's Christmas tree is too tall, so he trims off the top and gives the top to the upstairs maid for her tree, and she finds it too tall, so she cuts off the top, which the gardener uses f...

Snowman's secret

By Barry Robert E.

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As he melts, the snowman's form changes into different shapes, ultimately revealing his hidden secret.

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.