Frank Lehmann Books

Erfolgsfaktoren im Bankmarketing

By Wolfgang Brunner, Frank Lehmann

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Gonadotropine

By M. Breckwoldt, Frank Lehmann

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Wirtschaft. Worauf es wirklich ankommt.

By Frank Lehmann

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Psychosomatik der Infertilitat

By Peter Kemeter, Frank Lehmann

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Containment Technology

By Hans Jurgen Bassler, Frank Lehmann

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This book covers all aspects of containment technology in depth and the latest developments in this exciting field are introduced. Due to the worldwide growth in the pharmaceutical industry and the...

Containment Technology

By Hans Jurgen Bassler, Frank Lehmann

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Psychosomatik der Infertilitat

By Peter Kemeter, Frank Lehmann

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Containment Technology

By Hans Jurgen Bassler, Frank Lehmann

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Stobeecker und der Schatz der Roten Seeschlange

By Frank Lehmann

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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.