William Peter Grasso Books

Long Walk To The Sun

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In this alternate history adventure set in WW2’s early days, a crippled US military struggles to defend vulnerable Australia against the unstoppable Japanese forces. When a Japanese regiment lands...

East Wind Returns

By William Peter Grasso

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Combat Ineffective

By William Peter Grasso, William Grasso

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FOREVER AND A WAKE-UP (MILES TO VIETNAM)

By William Peter Grasso

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Operation Fishwrapper (Jock Miles WW2 Adventure Series) (Volume 5)

By William Peter Grasso, William Grasso

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Operation Easy Street (Jock Miles WW2 Adventure Series) (Volume 3)

By William Peter Grasso, William Grasso

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Port Moresby was bad. Buna was worse. "The WW2 alternative history adventure of Jock Miles continues as MacArthur orders American and Australian forces to seize Buna in Papua New Guinea. Once again...

East Wind Returns

By William Peter Grasso

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Operation Long Jump

By William Peter Grasso, William Grasso

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This Fog Of Peace (Moon Brothers WWII Adventure Series) (Volume 4)

By William Peter Grasso, William Grasso

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Unpunished

By William Peter Grasso

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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.