Robert Van Gulik Books

The Chinese Bell Murders is one of a series of Judge Dee detective novels written in the 1950s by Robert van Gulik (1910-67), a Dutch diplomat and an authority on Chinese history and culture. Van...

The Chinese Nail Murders

By Robert Van Gulik

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The Chinese Gold Murders

By Robert Van Gulik

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The Chinese Lake Murders

By Robert Van Gulik

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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.