Dieter Gerard Books

Verdichtete Gase zur Extraktion und Raffination

By E. Stahl

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Dense Gases for Extraction and Refining

By E. Stahl

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Procedures for extracting or refining sensitive substances using dense gases have been developed for numerous purposes. Dense carbon dioxide is already being used industrially for decaffeination of...

Dense Gases for Extraction and Refining

By E. Stahl

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Verdichtete Gase zur Extraktion und Raffination

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Verdichtete Gase zur Extraktion und Raffination

By Egon Stahl, Dieter Gerard, Karl Werner Quirin

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Verdichtete Gase Zur Extraktion und Raffination

By Egon Stahl, Dieter Gerard, Karl Werner Quirin

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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.