Ali Sajjadi Books

One of the main players close to Ayatollah Khomeini during the 1978 revolution of Iran, served as Iran's foreign minister during the hostage crisis following the Islamic revolution, he was executed...

Untold History of the Nationalization of Oil in Iran

By Ali Sajjadi

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Contemporary Persian Protest Poetry

By Hadi Bahar, Ali Sajjadi

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Contemporary Persian Protest Poetry Volume 2

By Hadi Bahar, Ali Sajjadi

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Anglo Soviet Occupation of Iran Summer Of 1941

By Ali Sajjadi

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Arson at the Rex Cinema How Iran s Forty Year Terror Began

By Ali Sajjadi

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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.