Thomas P. Riggio Books

"A bestseller when it was first published in 1925, An American Tragedy is the culmination of Theodore Dreiser's fictional art. Taking as his point of departure a notorious murder case of 1906 - one...

Letters to Women

By Thomas P. Riggio, Theodore Dreiser

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Sister Carrie

By James L. W. West III, Thomas P. Riggio, Theodore Dreiser

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Dreiser s Russian Diary

By James L. W. West III, Thomas P. Riggio, Theodore Dreiser

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Dreiser s Russian Diary

By Thomas P. Riggio, James L. West, Theodore Dreiser, West James L. W. III

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Dearest Wilding

By Thomas P. Riggio, Yvette Eastman

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Dreiser Mencken Letters Volume 1

By H. L. Mencken, Thomas P. Riggio, Theodore Dreiser

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Dreiser Mencken Letters Volume 2

By H. L. Mencken, Thomas P. Riggio, Theodore Dreiser

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American Diaries 1902 1926

By James L. W. West III, Thomas P. Riggio, Theodore Dreiser

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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.