Fred Siegel Books

Annual Editions: Urban Society 03 04

By Fred Siegel

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Annual Editions: Urban Society, 12 e

By Harry Siegel, Fred Siegel

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Annual Editions: Urban Society, 13 e

By Harry Siegel, Fred Siegel

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The future once happened here

By Frederick F. Siegel

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In The Future Once Happened Here, Fred Siegel tells the beguiling story of America's three most influential cities, New York, Washington, and Los Angeles. Amplified by their place as media capitals...

Urban Society Annual Editions

By Fred Siegel

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The Prince of the City

By Fred Siegel

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The Prince of the City

By Fred Siegel

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The Prince of the City

By Harry Siegel, Fred Siegel

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The richest man in Babylon for today

By Fred Siegel

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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.