Dipankar Sengupta Books

Beyond the transition phase of WTO

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Contributed articles on commercial policy and trade regulation in India in light of WTO policy.

Insurgency in North-East India

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Contributed articles presented at two day seminar organized by SPANDAN on 29-30 Jan. 2003.

Terrorism in South Asia

By Sudhir Kumar Singh, Dipankar Sengupta

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Contributed articles presented earlier at a seminar organised by Society for Social Empowerment, New Delhi on 16-17 April, 2002.

Minorities and human rights in Bangladesh

By Sudhir Kumar Singh, Dipankar Sengupta

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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.