Barbara Branden Books

The Passion of Ayn Rand

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The bestselling biography of one of the 20th century's most remarkable and controversial writers. Author Barbara Branden, who knew Rand for nineteen years, provides a matchless portrait of this fie...

The Passion of Ayn Rand

By Barbara Branden

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This bestselling biography of one of the 20th century's most remarkable and controversial writers is now available in paperback. Author Barbara Branden, who knew Rand for nineteen years, provides...

Who Is Ayn Rand

By Nathaniel Branden, Barbara Branden

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The passion of Ayn Rand

By Barbara Branden

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The Passion Of Ayn Rand

By Barbara Branden

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Principles of Efficient Thinking 10 audio cassette series

By Barbara Branden

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The Passion of Ayn Rand

By Barbara Branden

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The Passion of Ayn Rand

By Barbara Branden

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The Passion Of Ayn Rand

By Barbara Branden

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Think as if Your Life Depends on It

By Roger E. Bissell, Chris Matthew Sciabarra, Barbara Branden

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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.