Hester Mundis Books

Jack Hanna's Ultimate Guide to Pets

By Hester Mundis, Jack Hanna

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Jessica s Wife

By Hester Mundis

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Separate ways

By Hester Mundis

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My chimp Friday

By Hester Mundis

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When an old friend of her father's drops off an unusually intelligent chimpanzee at their apartment in the middle of the night with strict orders to keep the chimp a secret, twelve-year-old Rachel...

No, he's not a monkey, he's an ape and he's my son

By Hester Mundis

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My Chimp Friday

By Hester Mundis

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Dr. Earl Mindell s Unsafe at Any Meal

By Hester Mundis, Earl Mindell

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Nightmare in Eden

By Hester Mundis

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Blk Wind

By Hester Mundis

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My chimp Friday

By Hester Mundis

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When an old friend of her father's drops off an unusually intelligent chimpanzee at their apartment in the middle of the night with strict orders to keep the chimp a secret, twelve-year-old Rachel...

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.