Denise Okuda Books

The Star Trek Encyclopedia, Revised and Expanded Edition: A Reference Guide to the Future

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The Star trek saga now spans a half-century since Roddenberry's original series hit the airwaves in 1966. It's hard to keep track of everything happening in the richly detailed television series an...

The Star Trek Sticker Book Star Trek All

By Doug Drexler, Denise Okuda, Michael Okuda

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The Star Trek Encyclopedia: Updated and Expanded Edition

By Debbie Mirek, Denise Okuda, Michael Okuda

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Thunder at dawn

By Patti Beckman

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Reach Out to Cherish

By Dixie Browning, Michael Okuda

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Britsh Editn of Str Trk Encyclopedia

By Michael Okuda

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Star Trek Chronology: The History of the Future

By Denise Okuda, Michael Okuda

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The Star Trek Encyclopedia

By Debbie Mirek, Denise Okuda, Michael Okuda

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An A to Z reference to the many places, things and people of the various Star Trek films and televisions series. There are also 3 appendices. Appendix A: Historical Events In The Star Trek Univer...

The Star Trek Encyclopedia: A Reference Guide to the Future

By Debbie Mirek, Denise Okuda, Michael Okuda

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Star Trek the next generation

By Denise Okuda

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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.