Mara Kalnins Books

Aaron's Rod

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Based on the only authoritative surviving manuscript of the 1921 novel, this Cambridge edition restores many passages censored from previous editions in its depiction of Everyman's quest for a mean...

Sea and Sardinia

By David Herbert Lawrence

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Apocalypse

By David Herbert Lawrence

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Apocalypse and the Writings on Revelation

By David Herbert Lawrence

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The Complete Novels of D. H. Lawrence 11 Volume Paperback Set: Aaron's Rod

By Mara Kalnins

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Sea and Sardinia

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D. H. Lawrence in Italy and England

By George Donaldson, Mara Kalnins

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Latvia

By Mara Kalnins

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"The history of the Latvian people begins some four and a half millennia ago with the arrival of the proto-Baltic Indo-Europeans to northern Europe. One branch of these migrants coalesced into a co...

D.H. Lawrence

By Mara Kalnins

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D. H. Lawrence in Italy and England

By George Donaldson, Mara Kalnins

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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.