Andrew Doughty Books

A complete traveler's reference to the Hawaiian island of Kauai, with full color illustrations, maps, directions and candid advice by an author who resides in Hawaii.

Hawaii the big island revealed

By Andrew Doughty

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Introduces Hawaiian history and culture, and evaluates places to see, amusements, outdoor activities, restaurants, and accomodations on the island of Hawaii.

The ultimate Kauai guidebook

By Andrew Doughty

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"A complete traveler's reference to the Hawaiian island of Kauai, with full color illustrations, maps, directions and candid advice by an author who resides in Hawaii."--Provided by publisher.

Oahu revealed

By Andrew Doughty

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"Most travel titles are put together in a few weeks by visiting travel writers. Wizard guidebooks take over a year to compile and the writers are residents who personally and anonymously review eve...

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.