Randall Peffer Books

Screams & whispers

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Young Cape Cod public defender and commercial fisherman Michael Decastro ventures to Saigon with his father, a Vietnam War vet, to come to the aid of his long-lost client and love-interest Tuki Apa...

Bangkok Dragons Cape Cod Tears

By Randall Peffer

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Old School Bones

By Randall Peffer

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Listen to the Dead

By Randall Peffer

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Screams and Whispers

By Randall Peffer

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Screams and Whispers

By Randall Peffer

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Bangkok Dragons Cape Cod Tears

By Randall Peffer

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Old School Bones

By Randall Peffer

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Old School Bones

By Randall Peffer

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Provincetown Follies Bangkok Blues

By Randall Peffer

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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.