Leonard C. Bruno Books

Science & technology firsts

By Leonard C. Bruno

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Science and Technology Breakthroughs

By Leonard C. Bruno

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Science and technology breakthroughs

By Leonard C. Bruno

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Highlights milestones in agriculture, astronomy, biology, chemistry, communications, computers, earth sciences, energy, mathematics, medicine, physics, and transportation from prehistory to the pre...

Science and technology breakthroughs

By Leonard C. Bruno

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Math and mathematicians

By Leonard C. Bruno

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Compilation of fifty biographies of mathematicians from throughout history and approximately thirty-five articles describing math concepts and principles.

Math and mathematicians

By Leonard C. Bruno

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Compilation of fifty biographies of mathematicians from throughout history and approximately thirty-five articles describing math concepts and principles.

Math and mathematicians

By Leonard C. Bruno

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Compilation of fifty biographies of mathematicians from throughout history and approximately thirty-five articles describing math concepts and principles.

U.X.L Complete Life Science Resource Vol. 1 A thru E

By Leonard C. Bruno

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U.X.L Complete Life Science Resource

By Leonard C. Bruno

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U.X.L Complete Life Science Resource

By Leonard C. Bruno

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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.