Loutfy Boulos Books

Medicinal plants of North Africa

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Descriptions of 369 indigenous, naturalized, or cultivated species (97 families) of plants in North Africa. Intended to "bridge the gap between folk and modern medicine." Arranged alphabetically...

Flora of Egypt

By Loutfy Boulos

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Flora of Egypt

By Loutfy Boulos

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The weed flora of Egypt

By Loutfy Boulos

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The street trees of Egypt

By M. Nabil Hadidi

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The weed flora of Egypt

By Loutfy Boulos

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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.