Robert Crowley Books

Using The IBM Personal Computer, VisiCalc

By Robert Crowley, Crowley, Robert.

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xii, 173 p. : 24 cm. + System requirements for floppy disk: 64K; VisiCalc program; 1 disk drive Includes indexes

Using The Ibm Pc: Visicalc

By Robert Crowley, Crowley, Robert.

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xii, 173 p. : 24 cm. + System requirements for floppy disk: 64K; VisiCalc program; 1 disk drive Includes indexes

Using The IBM Personal Computer, VisiCalc

By Robert Crowley, Crowley, Robert.

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xii, 173 p. : 24 cm. + System requirements for floppy disk: 64K; VisiCalc program; 1 disk drive Includes indexes

West Point: Two Centuries Of Honor And Tradition

By H. Norman Schwarzkopf, Robert Crowley, Tom Wicker, William F. Buckley, George Plimpton, William F. Buckley Jr., David Halberstam, Robert Cowley, Stephen Ambrose, Arthur Miller, Norman Schwarzkopf, Stephen E. Ambrose, Tom Wicker And Other Historians And Writers, Thomas Guinzburg

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Published in conjunction with the Academy's bicentennial, this handsome volume commemorates the first two centuries in the life of an institution that has become the model for military schools arou...

The Select Works Of Robert Crowley

By Robert Crowley, J M Cowper, Crowley, Robert, 1518?-1588., J M Cowper (Editor)

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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.