Paul Hellander Books

Nocturne

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Steve Carella and the detectives of the 87th Precinct feature in this tale about an elderly pianist who is murdered in her apartment. They must also discover who killed a prostitute; but they will...

Lonely Planet Greece

By Rosemary Hall, Paul Hellander, David Willett, Kerry Kenihan

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Lonely Planet Eastern Europeon on a Shoestring Lonely Planet Eastern Europe

By Dani Valent, Richard Nebesky, Paul Hellander, Scott McNelly, Jeanne Oliver, Steve Fallon

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Lonely Planet Mediterranean Europe on a Shoestring Lonely Planet Mediterranean Europe

By John King, Jon Murray, Dorinda Talbot, Frances Linzee Gordon, Charlotte Hindle, Corinne Simcock, Paul Hellander, Jeanne Oliver, John Noble, Julia Wilkinson, David Willett, Steven Fallon, Helen Gillman, Colin Clement

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Lonely Planet Greece 3rd ed

By Rosemary Hall, Paul Hellander, Bethune Carmichael, David Willett

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Lonely Planet Eastern Europe

By Richard Nebesky, Jon Murray, Rosemary Klaskin, Paul Hellander, Kate Galbraith, Jeanne Oliver, Krzysztof Dydynski, Steve Fallon, David Stanley

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Lonely Planet Malaysia Singapore Brunei Lonely Planet Malaysia Singapore Brunei 7th ed

By Paul Hellander, Chris Rowthorn, David Andrew, Clem Lindenmayer

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Lonely Planet Singapore Singapore Lonley Planet 4th ed

By Paul D. Hellander, Paul Hellander

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Lonely Planet Greece

By Rosemary Hall, Paul Hellander, Jeanne Oliver, David Willett, Brigitte Barta

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Lonely Planet Guide

By Paul Hellander, Neil Tilbury, Andrew Humphreys

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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.