Patrick T. Gregory Books

Life-History Parameters Of The Red-Sided Garter Snake (Thamnophis Sirtalis Parietalis) In An...

By Patrick T. Gregory, Chi-Hsiang Lei, M. Eric Anderson, Brian W. Coad, Hugh F. Clifford, National Museum Of Natural Sciences (Canada), Phillip M. Youngman, Frederick W. Schueler, Vadim Dmitrij Vladykov

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44 p. : 25 cm. -- Summary in French Bibliography: p. 43-44

The Reptiles Of British Columbia

By Patrick T. Gregory

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The Reptiles Of British Columbia

By Patrick T. Gregory, R. Wayne Campbell

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Amphibians And Reptiles Of British Columbia

By Patrick T. Gregory, Brent M. Matsuda, Matsuda, David M. Green

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the Authors Describe All 39 Species Of Amphibians And Reptiles Living In Bc, Including Their Biology, Habits, Breeding And Distribution. They Also Cover Introduced, Accidental And Unconfirmed Speci...

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.