Dennis Ritchie Books

C Programming Language

By Brian W. Kernighan, Dennis M. Ritchie, Dennis Ritchie

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This book is meant to help the reader learn how to program in C. It is the definitive reference guide, now in a second edition. Although the first edition was written in 1978, it continues to be a...

C Programming Language

By Dennis MacAlistair Ritchie, Brian W. Kernighan, Dennis Ritchie

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UNIX For Programmers And Users: AND C Programming Language

By Brian Kerrighan, King Ables, Graham Glass, Brian W. Kernighan, Dennis Ritchie

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Value Pack: Structured Computer Organization

By Brian W. Kernighan, Andrew S. Tanenbaum, Dennis Ritchie

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Valuepack: Structured Computer Organization with C Programming Language: AND C Programming Language

By Brian W. Kernighan, Andrew S. Tanenbaum, Dennis Ritchie

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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.