Jose Bleger Books

Psicohigiene y Psicologia Institucional The Better to Write You

By Jose Bleger

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Psicoanalisis y Dialectica Materialista

By Jose Bleger

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"Symbiosis and Ambiguity is the first English edition of the classic study of early object relations by influential Argentinian psychoanalyst José Bleger (1922-1972). It is rooted in Kleinian think...

Temas de Psicologia Entrevistas y Grupos

By Jose Bleger

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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.