Jeffrey Lang Books

Multi wafer rotating MEMS machines

By Jeffrey Lang

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Abyss Section 31 Book Three

By Jeffrey Lang, David Weddle, Gerald Leinwand

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The Left Hand of Destiny, Book 2

By Jeffrey Lang, J. G. Hertzler

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Force and motion

By Jeffrey Lang

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Unpredictable forces are set in motion when his former crewmate and a colleague visit Captain Benjamin Maxwell, who is now working as maintenance engineer on the private science station Robert Hooke.

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.