M. J. Dallwitz Books

User's guide to the DELTA system

By M. J. Dallwitz

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Delta

By M.J. Dallwitz, T.R. Partridge

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Beetles of the World

By M.J. Dallwitz, J.F. Lawrence, Erik Jan Zurcher, EJ Zurcher, AM Hastings MJ Dallwitz TA Paine JF Lawrence, A.M. Hastings, T.A. Paine

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Flora of the Canadian Arctic Archipelago

By S. G. Aiken

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"This CD contains a comprehensive guide to the 349 ferns and flowering plants of the Canadian Arctic Islands, featuring detailed morphological descriptions, distribution maps, notes on taxonomy, di...

Delta

By E.J. Zurcher, M.J. Dallwitz, T.A. Paine

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Delta: a General System for Processing Taxonomic Descriptions: User's Guide

By E.J. Zurcher, M. J. Dallwitz, T.A. Paine

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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.