Julian May Undifferentiated Books

The Sagittarius Whorl

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Two centuries into the future, the Hundred Concerns, a group of powerful corporations that dominate galactic commerce, have pressured the Commonwealth of Humans into signing a pact with the Haluk,...

Diamond Mask

By Julian May Undifferentiated

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The 21st century was drawing to a close, and metapsychic humankind was poised at last to achieve Unity -- to be admitted into the group mind of the already unified alien races of the Galactic Milie...

Orion Arm

By Julian May Undifferentiated

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After a brief (but heroic) fling with all that is right and just, Asahel Frost has reverted to his true nature--undisciplined and feckless, according to the girlfriend who just dumped him. Now he i...

The Many coloured Land And The Golden Torc

By Julian May Undifferentiated

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The Many Colored Land The Saga of Pliocene Exile Vol. 1

By Julian May Undifferentiated

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The Golden Torc The Saga of Pliocene Exile Book 2

By Julian May Undifferentiated

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Adversary

By Julian May Undifferentiated

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Pliocene Companion

By Julian May Undifferentiated

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Intervention

By Julian May Undifferentiated, Ted Dikty

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Nonborn King

By Julian May Undifferentiated

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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.