John Hergenrather Books

Your Guide To The Grand Canyon

By Tom Vail, Dennis Bokovoy, John Hergenrather, Mike Oard

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experience And Explore The Grand Canyon As Never Before! From The Popular Overlooks Along The Canyon's Rim To The Animals And Vegetation Within, This True North Series Guide To The Grand Canyon Is...

Your Guide To Zion And Bryce Canyon

By Tom Vail, Dennis Bokovoy, Michael Oard, Michael J. Oard, John Hergenrather, Mike Oard

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Your Guide To Yellowstone And Grand Teton National Parks

By Tom Vail, Dennis Bokovoy, John Hergenrather, Mike Oard

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A Guide To Yellowstone And Grand Teton National Parks From The Perspective Of Creation Science.

Road Guide To Yellowstone National Park And Adjacent Areas : From A Creationist Perspective

By Dennis Bokovoy, Michael J. Oard, Harold G. Coffin, John Hergenrather

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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.