Nick Sumida Books

Snackies

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Snackies is a hilarious collection of gags and real talk from one of the funniest voices in contemporary comics. This book includes Nick Sumida's self published mini-comics, as well as new and unpu...

Regular show

By Nick Sumida

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"A picture is worth a thousand words but not in this case! Mordecai and Rigby find themselves in trouble after a selfie war and now they have to destroy all the evidence so no one (especially Marga...

Regular Show

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Regular Show 4

By Nick Sumida, Allison Strejlau, Lisa Moore

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Regular Show Vol. 5

By Nick Sumida, Allison Strejlau

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Regular Show Vol. 2

By Nick Sumida, Allison Strejlau

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Regular Show Vol. 5

By Wook Jin Clark, Mad Rupert

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Regular Show 19

By Nick Sumida, Allison Strejlau

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Regular Show 20

By Nick Sumida, Allison Strejlau

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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.