Marcello Pera Books

Scientific Controversies: Philosophical and Historical Perspectives

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"Recently, social constructivists have claimed that the outcomes of scientific debates are strongly influenced by non-evidential factors such as the rhetorical prowess and professional clout of the...

The discourses of science

By Marcello Pera

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In this greatly anticipated revision and translation of Scienza e Retorica, Marcello Pera argues that rhetoric is central to the making of scientific knowledge. Pera begins with an attack on what...

Without Roots

By Joseph Ratzinger, Marcello Pera

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Without Roots: The West, Relativism, Christianity, Islam

By Michael F. Moore, Benedict, Joseph Cardinal Ratzinger, Joseph Ratzinger, Marcello Pera

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The ambiguous frog

By Marcello Pera

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Persuading Science

By William R. Shea, Marcello Pera

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Why we must call ourselves Christians

By Marcello Pera

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Sin raices.

By Joseph Ratzinger, Marcello Pera

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Sin raices

By Joseph Ratzinger, Marcello Pera, Bernardo Moreno Carrillo, Pablo Largo

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Perche Dobbiamo Dirci Cristiani

By Marcello Pera

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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.