Robert B. Helms Books

American Health Care

By Christopher Bladen, Clark C. Havighurst, Robert B. Helms, Mark V. Pauly

Average: 0.00, 0 Ratings

Competitive Strategies in the Pharmaceutical Industry

Average: 0.00, 0 Ratings

The growth of government programs and managed care has altered how pharmaceuticals are marketed and sold in the United States. Such change has shortened the expected revenue stream from most produc...

Competitive strategies in the pharmaceutical industry

Average: 0.00, 0 Ratings

Medicare in the 21st Century

By Robert B. Helms

Average: 0.00, 0 Ratings

Medicare in the 21st Century

By Robert B. Helms

Average: 0.00, 0 Ratings

Drug development and marketing

Average: 0.00, 0 Ratings

Drug development and marketing

Average: 0.00, 0 Ratings

The International supply of medicines

By Robert B. Helms

Average: 0.00, 0 Ratings

"A conference sponsored by the American Enterprise Institute for Public Policy Research"

The International Supply of Medicines Implications of U.S. Regulatory Reforms

By Robert B. Helms

Average: 0.00, 0 Ratings

Drugs and Health

By Robert B. Helms

Average: 0.00, 0 Ratings

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.