Patrick John Murphy Books

Carlos Charles

By Patrick John Murphy

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A twelve-year-old parolled to a boat builder leads a promising new life until his former prison companions appear.

Carlos Charles

By Patrick John Murphy

Average: 0.00, 0 Ratings

A twelve-year-old parolled to a boat builder leads a promising new life until his former prison companions appear.

Mrs. Tortino s Return to the Sun

By Jean Little, Patrick John Murphy, Susan Russo

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Mrs. Tortino finds a way to preserve her family's Victorian home amidst the city's tall new buildings.

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.