James H. Fetzer Books

The Philosophy of Carl G. Hempel: Studies in Science, Explanation, and Rationality

By Carl Gustav Hempel

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Epistemology And Cognition

By James H. Fetzer, J.H. Fetzer

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This series will include monographs and collections of studies devoted to the investigation and exploration of knowledge, information, and data-processing systems of all kinds, no matter whether hu...

Definitions and Definability

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Computers and Cognition

By James H. Fetzer, J.H. Fetzer

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Assassination Science : Experts Speak Out On The Death Of JFK

By James H. Fetzer

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Edited By James H. Fetzer. Includes Bibliographical References And Index.

Assassination Science

By James H. Fetzer

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The evolution of intelligence

By James H. Fetzer

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The 9/11 Conspiracy: The Scamming Of America

By James H. Fetzer

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Scholars Argue That The Events Of September 11, 2001, Could Not Have Happened As The U.s. Government Claims, And That The Twin Towers Could Not Have Been Brought Down Merely By The Impact Of Aircra...

Computers and Cognition

By J.H. Fetzer

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American Assassination: The Strange Death Of Senator Paul Wellstone

By James H. Fetzer, Donald Trent Jacobs, Four Arrows, Four Arrows (Aka Don Trent Jacobs) & James H. Fetzer

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"Ten days before his anticipated re-election, Senator Paul Wellstone was killed in the mysterious crash of his small aircraft. To this day, the public mourns the loss. Some harbor suspicions. Some...

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.