Katja Pantzar Books

The Finnish Way

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An engaging and practical guided tour of the simple and nature-inspired ways that Finns stay happy and healthy--including the powerful concept of sisu, or everyday courageForget hygge--it's time to...

SISU

By Katja Pantzar, Joan Soler

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The hip guide to Helsinki

By Katja Pantzar

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Everyday Sisu

By Katja Pantzar

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Discover how the happiest people on earth survive—and thrive—through tough times using inner strength and courage.Sisu is a powerful mindset that makes Finland one of the happiest count...

Finding Sisu

By Katja Pantzar

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Magic of Sisu

By Katja Pantzar

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Everyday Sisu

By Katja Pantzar

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Discover how the happiest people on earth survive—and thrive—through tough times using inner strength and courage.Sisu is a powerful mindset that makes Finland one of the happiest count...

Everyday Sisu

By Katja Pantzar

Average: 0.00, 0 Ratings

Discover how the happiest people on earth survive—and thrive—through tough times using inner strength and courage.Sisu is a powerful mindset that makes Finland one of the happiest count...

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.