Michael A. Sommers Books

Gene Marshall

By Sommers Michael A.

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Everything You Need to Know About Looking and Feeling Your Best

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Everything you need to know about bipolar disorder and manic depressive illness

By Sommers Michael A.

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Defines bipolar disorder and manic-depressive illness, explains how they effect teenagers, and how they are treated.

Everything you need to know about virginity

By Sommers Michael A.

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Discusses some of the issues surrounding virginity for teens, dispels myths about it, and suggest ways for youth to express their sexuality.

Avi

By Sommers Michael A.

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Discusses the life and work of this popular author, including his writing process and methods, inspirations, a critical discussion of his books, biographical timeline, and awards.

Snowmobiling

By Sommers Michael A.

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Everything you need to know about bipolar disorder and manic-depressive illness

By Sommers Michael A.

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Defines bipolar disorder and manic-depressive illness, explains how they effect teenagers, and how they are treated.

Snowmobiling

By Michael Sommers

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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.