Heidi Heilig Books

The girl from everywhere

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"Heidi Heilig's debut teen fantasy sweeps from modern-day New York City, to nineteenth-century Hawaii, to places of myth and legend. Sixteen-year-old Nix has sailed across the globe and through cen...

The Girl from Everywhere

By Heidi Heilig

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The Girl from Everywhere

By Heidi Heilig

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The Ship Beyond Time

By Heidi Heilig

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A kingdom for a stage

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Girl From Everywhere

By Heidi Heilig

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The Ship Beyond Time

By Heidi Heilig

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A Kingdom for a Stage

By Heidi Heilig

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A Kingdom for a Stage

By Heidi Heilig

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The Girl From Everywhere

By Heidi Heilig

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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.