Leslie Kean Books

Surviving death

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Presents an extensively researched investigation into the existence of reincarnation, near-death experiences, psychic abilities, and other paranormal phenomena ranging from clairvoyance and out-of-...

UFOs

By Leslie Kean, Heather Henderson

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UFOs Generals Pilots and Government Officials Go on the Record

By Leslie Kean, Heather Henderson

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Sobrevivir a la muerte

By Leslie Kean

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Burma s Revolution of the Spirit

By Leslie Kean, Clements Alan, Alan Clements

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Burma s Revolution of the Spirit

By Leslie Kean, Alan Clements

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UFOs

By Leslie Kean

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UFOs

By Leslie Kean

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NEW YORK TIMES BESTSELLER • Impeccably researched, this riveting journalistic investigation separates fact from fiction, and documents the unexplained mysteries of—and government reactions to—actua...

Surviving Death

By Leslie Kean

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THE INSPIRATION FOR THE NETFLIX ORIGINAL SERIES • An impeccably researched, page-turning investigation, revealing stunning and wide-ranging evidence suggesting that consciousness survives death, fr...

OVNIs Des generaux des pilotes et des officiels parlent

By Leslie Kean, Jean Francois Clervoy, Gildas Bourdais

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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.