Paul A. Samuelson Books

3 (p1): 第1篇治学方法 3 (p1-1): 1.我的伦理观、科学方法论和工作方式 14 (p1-2): 2.我们时代的经济学:诺奖90华诞纪念演讲 31 (p1-3): 3.经济科学的易谬性 43 (p1-4): 4.学术界中的政治不正确 55 (p1-5): 5.经济学的进步 60 (p1-6): 6.论学术合作 70 (p1-7): 7.金融理论回望 75 (p2): 第2篇...

Gran Enciclopedia De Economía Y Empresa. IX, Economía I

By Paul A. Samuelson

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Gran Enciclopedia De Economía Y Empresa, X, Economía II

By Paul A. Samuelson

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Ekonomija

By Paul A. Samuelson, William D. Nordhaus, Paul Anthony Samuelson, Michael J Mandel

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Volkswirtschaftslehre Bd. 1. / Aus D. Amerikan. Übertr. Von Ulrich Schlieper (Teil 1) U. Klaus Lidy U. Gottfried Frenzel (Teil 2)

By Paul A. Samuelson, Paul Anthony Samuelson

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2 vols

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.