Marshall Efron Books

Really Scared Stiff

By Marshall Efron, Linda Medley, Marshall Efron & Alfa-Betty Olsen

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A boy receives some red sneakers that help him win a basketball game, Jessica takes a ghost to a horror movie, and Andy is pursued by a shadow. The red sneakers -- Jessica and the ghost -- In the s...

Really Scared Stiff: Three Creepy Tales

By Marshall Efron, Linda Medley, Alfa-Betty Olsen, Marshall Efron & Alfa-Betty Olsen

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In The Driver'S Seat

By Max Haynes, Marshall Efron

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Bible Stories You Can'T Forget, No Matter How Hard You Try

By Ron Barrett, Marshall Efron, Alfa-Betty Olsen, Marshall Efron & Alfa-Betty Olsen

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xi, 79 pages : 24 cm Retelling of eight familiar Bible stories in contemporary language Noah's Ark -- The Tower of Babel -- Joseph and the Coat of Many Colors -- The Story of Passover -- Samson and...

Omnivores: They Said They Would Eat Anything -- And They Did!

By Marshall Efron, Alfa-Betty Olsen, Alfa-Betty Olsen And Marshall Efron, With An Affidavit By Mel Brooks, And Visual Garni By Ron Barrett

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xiii, 114 p. : 22 cm

Sin City Fables

By Steven Guarnaccia, Marshall Efron, Alfa-Betty Olsen, Produced By Steven Heller, Written By Alfa-Betty Olsen & Marshall Efron

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Book by Olsen, Alfa-Betty

Monster Tales

By Marshall Efron, McClanahan Book Company, Alfa-Betty Olsen

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The Mother Goose Monsters tell some of their favorite spooky fairy tales, substituting themselves for the familiar characters.

怪物童谣

By Andrew Hopkins, Richard Walz, Marshall Efron, Alfa-Betty Olsen

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Monster Tales

By Andrew Hopkins, Richard Walz, Marshall Efron, Alfa-Betty Olsen

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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.