1996 - Advanced Powerbuilder 5 Techniques [r] (Paperback) ISBN-13: 9780471153399 ISBN-10: 0471153397 Genre: Computers & Technology ? 1995 - Advanced Powerbuilder 4 Techniques (Paperback) ISBN-13: 9780471049890 ISBN-10: 0471049891 Genre: Computers & Technology ? |