Adolph Geiger Books

German Made Simple

By Eugene Jackson, Adolph Geiger

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German Made Simple [Revised Edition]

By Eugene Jackson, Adolph Geiger

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For almost four decades, Made Simple books have set the standard for continuing education and home study. In answer to the changing needsof today's marketplace, the Made Simple series for the '90s...

German

By Eugene Jackson, Jackson, Eugene, Geiger, Adolph, Adolph Geiger, Jackson-Eugene-Geiger

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German

By Eugene Jackson, Adolph Geiger, Eugene Jackson. Adolph Geiger

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German

By Eugene Jackson, Adolph Geiger

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German

By Eugene Jackson, Adolph Geiger

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German: Made Simple

By Eugene Jackson, P. Geiger, E. Jackson, Adolph Geiger, Eugene Jackson. Adolph Geiger

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German Made Simple

By Arnold Phd Leitner, Eugene Jackson, Adolph Geiger, Arnold Leitner, Ph.D., Jackson, Eugene, Vanderslice, Robert D., Geiger, Adolph, Leitner, Arnold, Arnold Leitner Phd

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Learning German Has Never Been Easier! Whether you are studying the language in school, planning a trip to Germany or Austria, or trying to learn the basics of the language closest to English, Ger...

German

By Adolph Geiger, Eugene Jackson

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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.