Joseph Weiler Books

International Law

By Joseph Weiler, Alan T. Nissel

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The Constitution of Europe: 'Do the New Clothes Have an Emperor?' and Other Essays on European Integration

By Joseph Weiler, J. H. H. Weiler

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Israel and the creation of a Palestinian state

By Joseph Weiler

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Europe s Middle East Dilemma

By Joseph Weiler, Ilan Greilsammer

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The EU the WTO and the NAFTA

By Joseph Weiler

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The starting point of this book is the co-existence of the overlapping regimes of the WTO, the EU and the NAFTA. On this basis it explores the emergence of a nascent Common Law of International Tra...

The worlds of European constitutionalism

By Joseph Weiler, G. De Burca

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"The issue of constitutional authority, and more particularly the plurality of claims to legal and constitutional authority, has been a dominant theme of European Union legal scholarship in recent...

The worlds of European constitutionalism

By Joseph Weiler, G. De Burca

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"The issue of constitutional authority, and more particularly the plurality of claims to legal and constitutional authority, has been a dominant theme of European Union legal scholarship in recent...

International Crime of State

By Joseph Weiler

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Un Europa cristiana

By Joseph Weiler

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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.