Alvin D. Hall Books

Contante y sonante

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Learn the story of money and the central part it plays in all our lives. Meet the many men and women of history, explore the markets and find out how you can increase what's in your pocket.

Gu piao chu bu

By Alvin D. Hall

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Plan Your Retirement with Alvin Hall

By Alvin D. Hall

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Winning with Shares

By Alvin D. Hall

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Your Money or Your Life

By Alvin D. Hall

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Getting Started in Mutual Funds

By Alvin D. Hall

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Getting started in mutual funds

By Alvin D. Hall

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"A fresh look at the ever-changing world of mutual funds Like all investment instruments, mutual funds continue to evolve. In the last decade however, there has been plenty of change, including ma...

Getting Started in Stocks

By Alvin D. Hall

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Getting Started in Mutual Funds

By Alvin D. Hall

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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.