John S. Perry Books

The Ovarian Cycle Of Mammals

By John S. Perry, J. S. Perry, Perry, J. S. (John Sherwood), J. S. (John Sherwood) Perry

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[by] John S. Perry. Includes Index. Bibliography: P. 188-210.

Encyclopedia Of Global Environmental Change, The Earth System - Physical And Chemical Dimensions Of Global Environmental Change

By Ted Munn, Michael C. MacCracken, John S. Perry

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Encyclopedia Of Global Environmental Change, Set

By Ian Douglas, Ted Munn, R. E. Munn, Harold A. Mooney, Peter Timmerman, Mostafa K. Tolba, Michael C. MacCracken, Josep G. Canadell, John S. Perry, Editor-In-Chief, Ted Munn

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Endlich eine interdisziplinär angelegte Enzyklopädie, die hilft, die verschiedensten Veränderungen in unserer Umwelt zu klassifizieren und zu erklären! Im Mittelpunkt stehen die interaktiven physik...

Christmas Card Address Book

By John S. Perry

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PRISON LABOR : With Tables Showing The Proportion Of Convict To Citize...

By John S. Perry

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PUBLICATIONS OF THE UNITED STATES PATENT ASSOCIATION, : A Defence Of T...

By John S. Perry

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AERATION OF BULK-STORED PEA BEANS (CLASSIC REPRINT)

By John S. Perry

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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.