Vitezslav Orel Books

Genetic Prehistory in Selective Breeding: A Prelude to Mendel

By Vitezslav Orel, Roger J. Wood

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Gregor Mendel: The First Geneticist

By Vitezslav Orel

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Based on documents and publications relating to the life and research of Gregor Mendel, the discoverer of the fundamental laws of heredity and the father of modern genetics, this study examines the...

Gregor Mendel

By Vitezslav Orel

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Genetic Prehistory in Selective Breeding

By Vitezslav Orel, Roger Wood

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Mendel 1822 1884

By Vitezslav Orel, Jean Robert Armogathe, Carl Wilhelm Von Nageli

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Mendel

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Mendel

By Vitezslav Orel

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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.