David A. Lien

1934

• Learning BASIC for Tandy computers
• Learning IBM BASIC for the personal computer
• The BASIC handbook
• The IBM BASIC handbook
• Learning BASIC for the Tandy 1000/2000
• Learning IBM BASIC
• Learning level II
• Learning Microsoft BASIC for the Macintosh
• Learning Timex Sinclair BASIC
• Learning TRS-80 BASIC
• MS-DOS
• MS-DOS, the basic course