Walter Lorenz Books

Perspectives on European Social Work

By Lorenz Walter

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Remscheid auf alten Postkarten

By Lorenz Walter Dr.

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Social work in a changing Europe

By Lorenz Walter, Walter Lorenz

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Walter Lorenz outlines his belief by which social work plays a central role to play in shaping a better functioning and more cohesive Europe. He explains the historical contexts of the varying mo...

Beyond Racial Divides Ethnicities in Social Work Practice

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Anti racist Work With Young People

By Lorenz Walter

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Bewertungskriterien fur Industrieminerale Steine und Erden Tl.4 Vulkanische Gesteine und Leichtzuschlage

By Lorenz Walter, Werner Gwosdz

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Baurohstoff Fibel. Zur vorlaufigen Beurteilung von Baurohstoffen im Gelande.

By Lorenz Walter

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Gohr, Nievenheim, Straberg

By Lorenz Walter Dr.

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Social work practice to the benefit of our clients

By Lorenz Walter, Haluk Soydan

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This book follows the intellectual track and legacy of one of the most illustrious social work educators of our time, Edward J. Mullen, the Willma and Albert Musher Professor Emeritus of Columbia U...

Die Grossgemeinde Illingen-Saar in alten Ansichten

By Lorenz Walter Dr.

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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.