Jeffery T. Ulmer Books

Sociology of crime law and deviance

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Sociology of Crime, Law and Deviance is an annual series of volumes that publishes scholarly work in criminology and criminal justice studies, sociology of law, and the sociology of deviance and so...

Confessions of a Dying Thief

By Jeffery T. Ulmer, Darrell J. Steffensmeier

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Sociology of Crime Law and Deviance Sociology of Crime Law and Deviance

By Jeffery T. Ulmer

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Social worlds of sentencing

By Jeffery T. Ulmer

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Social worlds of sentencing

By Jeffery T. Ulmer

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Confessions of a Dying Thief: Understanding Criminal Careers and Illegal Enterprise

By Jeffery T. Ulmer, Darrell J. Steffensmeier

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Handbook on Punishment Decisions

By Jeffery T. Ulmer

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"Handbook on Punishment Decisions: Locations of Disparity provides a comprehensive assessment of the current knowledge on sites of disparity in punishment decision-making. This collection of essays...

Handbook on Punishment Decisions

By Jeffery T. Ulmer

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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.