Laud Humphreys Books

Out of the Closets The Sociology of Homosexual Liberation.

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Out of the Closets: Sociology of Sexual Liberation

By Laud Humphreys

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Tearoom Trade: Impersonal sex in public places

By Laud Humphreys

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From the time of its first publication in 1970, this book engendered controversy. It was also accorded an unusual amount of praise for a first book on a marginal, intentionally self-effacing popula...

Tearoom Trade: Impersonal sex in public places

By Laud Humphreys

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Le commerce des pissotieres pratiques homosexuelles anonymes dans l amerique des annees 1960

By Laud Humphreys

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Tearoom Trade

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Tearoom Trade

By Laud Humphreys

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Tearoom Trade

By Laud Humphreys

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Tearoom Trade

By Laud Humphreys

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Terrorism and Democratic Stability

By Laud Humphreys, Jennifer Holmes

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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.