Ram Babu Singh Books

Global environmental change

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Contributed papers presented at the International Seminar on "Monitoring Geosystems-Perspectives for the 21st Century", at the University of Delhi in Dec. 1991.

Sustainable development of mountain environment in India and Canada

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Contributed articles of a study team on the use of land and resources in selected watersheds in the Upper Beas River Valley in Himachal Pradesh; project sponsored by Canadian International Developm...

Research in geography

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Papers presented at a seminar held at University of Delhi in Dec. 1991.

SQL Query Design Patterns and Best Practices

By Steve Hughes, Dennis Neer, Shabbir H. Mala, Chi Zhang, Ram Babu Singh

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Geography of rural development

By Ram Babu Singh

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Study covers Siwan District, Bihar.

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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.