Alice Marchak Books

The Super Secs

By Linda Hunter, Alice Marchak

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Me and Marlon

By Alice Marchak

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Christmas

By Alice Marchak

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This illustrated storybook stays true to the Biblical story of the Annunciation, the journey to Bethlehem, the birth of Jesus, the visit of the shepherds and the gifts of the Magi.

The Super Secs

By Alice Marchak

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Super Secs

By Alice Marchak

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Around the Dinner Table

By Alice Marchak

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More Me and Marlon

By Alice Marchak

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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.