Ona Gritz Books

Starfish Summer

By Ona Gritz

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A young girl learns how to be more independent from her mother during a summer at the beach.

Rolling Stone 1 000 Covers

By Jann Wenner, Ona Gritz, Rolling Stone

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Presents the letters of the alphabet using alliterative rhymes, from "apples to share in the crisp autumn air" to "zithers and guitars beneath zillions of stars."

Tangerines and Tea My Grandparents and Me An Alphabet Book

By Ona Gritz

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Border Songs

By Ona Gritz, Daniel Simpson

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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.

Ona Gritz Books

Starfish Summer

Rolling Stone 1 000 Covers

Tangerines and Tea My Grandparents and Me An Alphabet Book

Geode

Everywhere I Look

Border Songs

August or Forever

August or Forever

Present Imperfect

Space You Left Behind

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

What is an EAN and How Does it Relate to an ISBN?