Arthur Bloch Books

Murphy's Law Complete Mandarin Humour

By Arthur Bloch

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Murphy's Law: The 26th Anniversary Edition

By Arthur Bloch

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Murphy s Law and Other Reasons Why Things Go Wrong

By Arthur Bloch

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Murphy's Law Book Two: More Reasons Why Things Go Wrong: Bk. 2

By Arthur Bloch

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Footprints in the swamp

By Marie Halun Bloch

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Describes the first mammals that began to appear in the prehistoric world as the dinosaurs were declining.

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.