Mary Ann Winkowski Books

When Ghosts Speak Understanding the World of Earthbound Spirits

By Mary Ann Winkowski

Average: 0.00, 0 Ratings

Beyond delicious

By Mary Ann Winkowski

Average: 0.00, 0 Ratings

"Mary Ann Winkowski's abilities as a paranormal investigator have offered solace to countless people, either by reuniting them with loved ones who have died or by removing unwanted spirits and nega...

Mit Geistern reden

By Mary Ann Winkowski

Average: 0.00, 0 Ratings

The Book of Illumination

By Mary Ann Winkowski

Average: 0.00, 0 Ratings

The criminal underworld meets the spiritual otherworld in this thrilling debut collaboration between the inspiration for television's The Ghost Whisperer and an award-winning writer/director. Anza...

The Book of Illumination

Average: 0.00, 0 Ratings

The criminal underworld meets the spiritual otherworld in this thrilling debut collaboration between the inspiration for television's The Ghost Whisperer and an award-winning writer/director. Anza...

The Ice Cradle

By Mary Ann Winkowski

Average: 0.00, 0 Ratings

Sleepy Block Island seems just the place for ghost whisperer Anza O’Malley to find some much-needed peace and quiet. But with troubled spirits dead set on making their voices heard, rest is in shor...

When Ghosts Speak

Average: 0.00, 0 Ratings

When Ghosts Speak

By Mary Ann Winkowski

Average: 0.00, 0 Ratings

When Ghosts Speak

By Mary Ann Winkowski

Average: 0.00, 0 Ratings

When Ghosts Speak

By Mary Ann Winkowski

Average: 0.00, 0 Ratings

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.