Allan. Asherman Books

The Star Trek Compendium

By Allan. Asherman, Allan Asherman

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The Star Trek Compendium

By Allan. Asherman, Alan Asherman

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The Star Trek Compendium is the primary source for information about the original series of Star Trek®, with an episode-by-episode guide to each of its three seasons (including the 22 animated epis...

THE STAR TREK COMPENDIUM.

By Allan. Asherman

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'''STAR TREK'': THE INTERVIEW BOOK (STAR TREK)'

By Allan. Asherman, Allan Asherman

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An In-depth Look At The People Who Helped To Create Star Trek, Both On-screen And Off. From Gene Roddenberry To Harve Bennett, From The Man Who Designed The Enterprise To The Woman Who Played Spock...

Star Trek That Never Was

By Allan. Asherman, Beth Asher

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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.