Martin Schulman Books

Medical Partnerships

By Schulman Martin.

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KJV Full Life Study Bible, The

By Donald C. Stamps

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Instructor s manual to accompany Understanding psychology

By Martin Schulman

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"The twelve chapters of this book, written by authors from psychoanalysis and allied fields, discuss the intricacies of the phenomenology of sexuality; a complex organization of biological, psychol...

The astrology of sexuality

By Schulman Martin.

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Karmic Astrology

By Martin Schulman

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The Astrology of Sexuality

By Martin Schulman

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Celestial Harmony

By Martin Schulman

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Karmic Relationships

By Martin Schulman

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The professional's investment guide

By Schulman Martin.

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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.