Michael Blumenthal Books

All My Mothers and Fathers: A Memoir

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"Shortly after his mother dies of breast cancer when he is ten years old, author Michael Blumenthal discovers a startling fact: His mother was not his biological mother, and his aunt and uncle, imm...

All My Mothers and Fathers: A Memoir

By Michael Blumenthal

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Days We Would Rather Know

By Michael Blumenthal

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Days We Would Rather Know: Poems

By Michael Blumenthal

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To Woo and to Wed

By Michael Blumenthal

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To Woo and to Wed

By Michael Blumenthal

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The wages of goodness

By Michael Blumenthal

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The wages of goodness

By Michael Blumenthal

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Laps

By Michael Blumenthal

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Laps

By Michael Blumenthal

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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.