Christine Nostlinger Books

The life-long friendship between Angela and Luke begins to deteriorate when Luke returns from a summer in England convinced it is time to develop his own personality.

Marrying off mother

By Christine Nostlinger

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In order to escape her grandmother's restrictive household, sixth-grader Sue arranges an Austrian ski vacation designed to make her separated mother marry a man who despises the entire family.

Echt Susi

By Christine Nostlinger

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Konrad

By Christine Nostlinger

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Fly away home

By Christine Nostlinger

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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.