Alex Kozulin Books

Psychology in Utopia: Toward a Social History of Soviet Psychology

By Alex Kozulin

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Thought and Language

By Lev S. Vygotsky, Alex Kozulin

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Thought and Language, revised and expanded edition

By Lev S. Vygotsky, Alex Kozulin

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A new edition of a foundational work of cognitive science that outlines a theory of the development of specifically human higher mental functions.Since it was introduced to the English-speaking wor...

Thought and Language

By Lev S. Vygotsky, Alex Kozulin

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Rigorous Mathematical Thinking

By James T. Kinard, Alex Kozulin

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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.