Paul N. Weinberg Books

SQL: The Complete Reference, 3rd Edition

By Paul N. Weinberg

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SQL: The Complete Reference

By James R. Groff

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"SQL: The Complete Reference provides an in-depth discussion of SQL fundamentals, modern SQL products, and SQLs role in trends such as data warehousing, "thinclient" architectures, and Internet-bas...

SQL: The Complete Reference, 2nd Edition

By James R. Groff

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Using SQL

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LAN Times Guide to SQL

By James R. Groff, Paul N. Weinberg

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SQL

By James R. Groff, Paul N. Weinberg

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Understanding UNIX

By James R. Groff

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Understanding XENIX

By Paul N. Weinberg

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Understanding UNIX

By James R. Groff

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Understanding Unix

By Paul Weinberg

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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.