Kevin Leong Books

OS 2 V2 C Class Library: Power Gui Programing With C Set

By Robert Love, Hiroshi Tsuji, William Law, Kevin Leong

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This edition is from Van Nostrand Reinhold, there is another edition from John Wiley & Son which is very similar in structure. For the moment I was not able to find any changes.

OS 2 V2 C plus plus class library

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Os 2 C Class Library

By Bob Love, Bruce Olson, Hiroshi Tsuji, William Law, Kevin Leong

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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.