Weiss, David M. Books

National guide to funding in aging

By Weiss David M.

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After the Trade Is Made, Revised Ed.

By David M. Weiss

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The fully updated classic guide to the mechanics of securities processing—a must for professional investors This third edition of After the Trade Is Made reflects the changes t...

Derivatives

By David M. Weiss

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A guide to understanding the complex derivatives market, by the acclaimed author of After the Trade is MadeIn today’s highly charged and rapidly changing financial climate, derivatives a...

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.