Drew D. Johnson Books

McGraw-Hill's LSAT, 2014 Edition

By Russ Falconer

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McGraw-Hill Education LSAT 2016, Cross-Platform Edition

By Russ Falconer

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McGraw-Hill Education LSAT 2016

By Russ Falconer

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"The book covers the foundations of each essential concept, introduces strategies developed by the authors, and includes review exercises in each chapter, so you can increase their test-taking conf...

PSAT NMSQT R w CD

By Johnson Drew D Bell Robert Coffield SAT Preparation Instructor Suzanne Price Davis Ed.D. Dr. Anita DeLuca G. Dreisbach C. Fili Joseph Gi

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McGraw Hill Education New York City SHSAT Second Edition

By Drew D. Johnson

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LSAT 2017

By Russ Falconer

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McGraw Hill Education LSAT 2017

By Russ Falconer

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volumes : 28 cm

International directory of company histories

By Drew D. Johnson

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Multi-volume major reference work bringing together histories of companies that are a leading influence in a particular industry or geographic location. For students, job candidates, business execu...

International directory of company histories

By Drew D. Johnson

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International Directory of Company Histories

By St James Press

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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.