Lawrence Johnston Books

Which Form of Building Contract

By David M. Chappell, Derek Marshall, Lawrence Johnston

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Exporting to the Benelux

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xviii, 219 pages, map ; 22 cm

Evidence Of The Holy Spirit

By Lawrence Johnston

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Design Against Fire: Introduction to Fire Safety Engineering Design

By Paul Stollard, Lawrence Johnston

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This book is an introduction to the fundamentals of safety engineering prepared by a group of the leading fire scientists, engineers and consultants in the UK. It is based on the keynote papers in...

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.