Stephanie Roth Sisson Books

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"A biography of Carl Sagan focusing on his childhood and culminating in the Voyager mission and the Golden Record"--Provided by publisher.

Yildiz Tozu Carl Sagan ve Kozmosun Gizemi

By Stephanie Roth Sisson

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Polvo de estrellas

By Stephanie Roth Sisson

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"A biography of Carl Sagan focusing on his childhood and culminating in the Voyager mission and the Golden Record"--Provided by publisher for English edition. "Este libro sigue la vida de Carl des...

Pols d estrelles. Carl Sagan i els misteris del cosmos

By Stephanie Roth Sisson, Susana Tornero Brugues

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Princess Posey and the First Grade Boys

By Stephanie Roth Sisson, Stephanie Greene

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Princess Posey and the Crazy Lazy Vacation

By Stephanie Roth Sisson, Stephanie Greene

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Princess Posey and the First Grade Play

By Stephanie Roth Sisson, Stephanie Greene

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Princess Posey and the Flower Girl Fiasco

By Stephanie Roth Sisson, Stephanie Greene

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Two prankster best friends try to convince their teacher to let them sit together by writing a persuasive essay in this picture book filled with laughter and helpful writing tips.Samir and Jack are...

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By Stephanie Roth Sisson

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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.