E. C. Parnwell Books

The New Oxford Picture Dictionary: English-Japanese Edition

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Teaches English as a second language to Japanese speakers through the use of pictures dealing with everyday topics such as the body, post office, law, travel, and family.

The Oxford Picture Dictionary of American English

By E. C. Parnwell

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Teaches English as a second language through the use of pictures dealing with everyday topics such as the body, post office, law, travel, and family.

Oxford English Picture Dictionary

By E. C. Parnwell

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Oxford English-Urdu Picture Dictionary

By E. C. Parnwell

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Oxford picture dictionary

By E. C. Parnwell

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Oxford English Picture Dictionary

By E. C. Parnwell

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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.