Download or read book Sams Teach Yourself Object-oriented Programming with Visual Basic in 21 Days written by John D. Conley and published by . This book was released on 1998 with total page 580 pages. Available in PDF, EPUB and Kindle. Book excerpt: Understand the fundamental principles of object-oriented programming technology, study the use of OOP in analysis of requirements, apply OOP principles to the design of a real-world system, see the results of OOP in the development of a real application, study real-world cases and find out why they help in all phases of development, find what role pattern analysis plays in the project, and learn how to evaluate and incorporate third-party products.