Patricia M. Lengermann Books

The Women Founders: Sociology and Social Theory, 1830-1930, A Text with Readings

By Patricia Madoo Lengermann, Jill Niebrugge Brantley

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Gender in America: Social Control and Social Change

By Patricia M. Lengermann, Patricia Madoo Lengermann, Ruth A. Wallace

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vii, 273 p. : 24 cm

Definitions of sociology

By Patricia M. Lengermann

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The Women Founders

By Patricia Madoo Lengermann, Gillian Niebrugge

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Charlotte Perkins Gilman

By Patricia Lengermann, Gillian Niebrugge

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Charlotte Perkins Gilman is one of the most important women contributors to classical sociology, primarily because of the originality and significance of her theoretical work. The essays selected f...

Charlotte Perkins Gilman

By Patricia Lengermann, Gillian Niebrugge Brantley

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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.