Alan G. Hopper Books

Deep-Water Fisheries Of The North Atlantic Oceanic Slope

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a Comprehensive Review Of Current Knowledge Of The Deep-water Fishes Of The North Atlantic And Their Exploitation. Individual Countries And Research Institutions Have Carried Out Their Own Investig...

Deep-Water Fisheries Of The North Atlantic Oceanic Slope

By Alan G. Hopper

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Deep-Water Fisheries Of The North Atlantic Oceanic Slope

By Alan G. Hopper

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Deep-Water Fisheries Of The North Atlantic Oceanic Slope

By Alan G. Hopper, NATO Advanced Research Workshop "Deep-Water Fisheries Of The North Atl...

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West Of Shetland

By Alan G. Hopper

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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.