John Bancroft Books

Deviant Sexual Behaviour: Modification and Assessment

By John Bancroft

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The Role of Theory in Sex Research

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Sexual Development in Childhood

By John Bancroft

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"The wide-ranging essays in Sexual Development in Childhood seek collectively to answer many of the most vital questions in the field of childhood development. What is childhood sexuality, and why...

Human sexuality and its problems

By John Bancroft

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Human Sexuality and its Problems

By John Bancroft, John Bancroft MD FRCP FRCPE FRCPsych

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Human Sexuality And It s Problems

By John Bancroft

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The Pharmacology of Sexual Function and Dysfunction

By John Bancroft

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The Premenstrual Syndrome

By John Bancroft

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They Call Me the Gambler Betsumei Pachi Pro

By John Bancroft

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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.