Paul Boulos Books

Multiple Choice Questions In Applied Basic Sciences For Frcs Examinations

By David Davies, John Pegington, Paul Boulos, Fred Imms; John Pegington; David Davies; Paul Boulos, Fred Imms

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In the UK all four Royal Colleges include in MCQs to such an extent that the first part on the FRCS is based exclusively upon them. New curricula have been introduced and the first examination pape...

Comprehensive Water And Wastewater Treatment Plant Hydraulics Handbook For Engineers And Operators

By John W. Nicklow, Paul Boulos, John Nicklow

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Comprehensive Water Distribution Systems Analysis Handbook

By Paul F. Boulos, Paul Boulos

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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.